321428520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 512

約数和(自身を含む): 1349913600

約数和(自身を除く): 1028485080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 41, 42, 45, 51, 54, 56, 60, 61, 63, 68, 70, 72, 82, 84, 85, 90, 102, 105, 108, 119, 120, 122, 123, 126, 135, 136, 140, 153, 164, 168, 170, 180, 183, 189, 204, 205, 210, 216, 238, 244, 246, 252, 255, 270, 280, 287, 305, 306, 315, 328, 340, 357, 360, 366, 369, 378, 408, 410, 420, 427, 459, 476, 488, 492, 504, 510, 540, 549, 574, 595, 610, 612, 615, 630, 680, 697, 714, 732, 738, 756, 765, 820, 840, 854, 861, 915, 918, 945, 952, 984, 1020, 1037, 1071, 1080, 1098, 1107, 1148, 1190, 1220, 1224, 1230, 1260, 1281, 1394, 1428, 1435, 1464, 1476, 1512, 1530, 1640, 1647, 1708, 1722, 1785, 1830, 1836, 1845, 1890, 2040, 2074, 2091, 2135, 2142, 2196, 2214, 2295, 2296, 2380, 2440, 2460, 2501, 2520, 2562, 2583, 2745, 2788, 2856, 2870, 2952, 3060, 3111, 3213, 3294, 3416, 3444, 3485, 3570, 3660, 3672, 3690, 3780, 3843, 4148, 4182, 4270, 4284, 4305, 4392, 4428, 4590, 4760, 4879, 4920, 5002, 5124, 5166, 5185, 5355, 5490, 5535, 5576, 5740, 6120, 6222, 6273, 6405, 6426, 6588, 6888, 6970, 7140, 7259, 7320, 7380, 7503, 7560, 7686, 7749, 8235, 8296, 8364, 8540, 8568, 8610, 8856, 9180, 9333, 9758, 10004, 10248, 10332, 10370, 10455, 10710, 10980, 11070, 11480, 11529, 12444, 12505, 12546, 12810, 12852, 12915, 13176, 13940, 14280, 14518, 14637, 14760, 15006, 15372, 15498, 15555, 16065, 16470, 16728, 17080, 17220, 17507, 18360, 18666, 18819, 19215, 19516, 20008, 20664, 20740, 20910, 21420, 21777, 21960, 22140, 22509, 23058, 24395, 24888, 25010, 25092, 25620, 25704, 25830, 27880, 27999, 29036, 29274, 30012, 30744, 30996, 31110, 31365, 32130, 32940, 34440, 35014, 36295, 37332, 37515, 37638, 38430, 38745, 39032, 41480, 41820, 42517, 42840, 43554, 43911, 44280, 45018, 46116, 46665, 48790, 50020, 50184, 51240, 51660, 52521, 55998, 57645, 58072, 58548, 60024, 61992, 62220, 62730, 64260, 65331, 65880, 67527, 70028, 72590, 73185, 74664, 75030, 75276, 76860, 77490, 83640, 85034, 87108, 87535, 87822, 90036, 92232, 93330, 94095, 97580, 100040, 103320, 105042, 108885, 111996, 112545, 115290, 117096, 124440, 125460, 127551, 128520, 130662, 131733, 135054, 139995, 140056, 145180, 146370, 150060, 150552, 153720, 154980, 157563, 170068, 174216, 175070, 175644, 180072, 186660, 188190, 195160, 195993, 210084, 212585, 217770, 219555, 223992, 225090, 230580, 250920, 255102, 261324, 262605, 263466, 270108, 279990, 290360, 292740, 297619, 300120, 309960, 315126, 326655, 337635, 340136, 350140, 351288, 373320, 376380, 382653, 391986, 420168, 425170, 435540, 439110, 450180, 461160, 472689, 510204, 522648, 525210, 526932, 540216, 559980, 585480, 595238, 630252, 637755, 653310, 658665, 675270, 700280, 752760, 765306, 783972, 787815, 850340, 871080, 878220, 892857, 900360, 945378, 979965, 1020408, 1050420, 1053864, 1119960, 1147959, 1190476, 1260504, 1275510, 1306620, 1317330, 1350540, 1488095, 1530612, 1567944, 1575630, 1700680, 1756440, 1785714, 1890756, 1913265, 1959930, 2100840, 2295918, 2363445, 2380952, 2551020, 2613240, 2634660, 2678571, 2701080, 2976190, 3061224, 3151260, 3571428, 3781512, 3826530, 3919860, 4464285, 4591836, 4726890, 5102040, 5269320, 5357142, 5739795, 5952380, 6302520, 7142856, 7653060, 7839720, 8035713, 8928570, 9183672, 9453780, 10714284, 11479590, 11904760, 13392855, 15306120, 16071426, 17857140, 18907560, 21428568, 22959180, 26785710, 32142852, 35714280, 40178565, 45918360, 53571420, 64285704, 80357130, 107142840, 160714260, 321428520]

約数ペア:

[(1, 321428520), (2, 160714260), (3, 107142840), (4, 80357130), (5, 64285704), (6, 53571420), (7, 45918360), (8, 40178565), (9, 35714280), (10, 32142852), (12, 26785710), (14, 22959180), (15, 21428568), (17, 18907560), (18, 17857140), (20, 16071426), (21, 15306120), (24, 13392855), (27, 11904760), (28, 11479590), (30, 10714284), (34, 9453780), (35, 9183672), (36, 8928570), (40, 8035713), (41, 7839720), (42, 7653060), (45, 7142856), (51, 6302520), (54, 5952380), (56, 5739795), (60, 5357142), (61, 5269320), (63, 5102040), (68, 4726890), (70, 4591836), (72, 4464285), (82, 3919860), (84, 3826530), (85, 3781512), (90, 3571428), (102, 3151260), (105, 3061224), (108, 2976190), (119, 2701080), (120, 2678571), (122, 2634660), (123, 2613240), (126, 2551020), (135, 2380952), (136, 2363445), (140, 2295918), (153, 2100840), (164, 1959930), (168, 1913265), (170, 1890756), (180, 1785714), (183, 1756440), (189, 1700680), (204, 1575630), (205, 1567944), (210, 1530612), (216, 1488095), (238, 1350540), (244, 1317330), (246, 1306620), (252, 1275510), (255, 1260504), (270, 1190476), (280, 1147959), (287, 1119960), (305, 1053864), (306, 1050420), (315, 1020408), (328, 979965), (340, 945378), (357, 900360), (360, 892857), (366, 878220), (369, 871080), (378, 850340), (408, 787815), (410, 783972), (420, 765306), (427, 752760), (459, 700280), (476, 675270), (488, 658665), (492, 653310), (504, 637755), (510, 630252), (540, 595238), (549, 585480), (574, 559980), (595, 540216), (610, 526932), (612, 525210), (615, 522648), (630, 510204), (680, 472689), (697, 461160), (714, 450180), (732, 439110), (738, 435540), (756, 425170), (765, 420168), (820, 391986), (840, 382653), (854, 376380), (861, 373320), (915, 351288), (918, 350140), (945, 340136), (952, 337635), (984, 326655), (1020, 315126), (1037, 309960), (1071, 300120), (1080, 297619), (1098, 292740), (1107, 290360), (1148, 279990), (1190, 270108), (1220, 263466), (1224, 262605), (1230, 261324), (1260, 255102), (1281, 250920), (1394, 230580), (1428, 225090), (1435, 223992), (1464, 219555), (1476, 217770), (1512, 212585), (1530, 210084), (1640, 195993), (1647, 195160), (1708, 188190), (1722, 186660), (1785, 180072), (1830, 175644), (1836, 175070), (1845, 174216), (1890, 170068), (2040, 157563), (2074, 154980), (2091, 153720), (2135, 150552), (2142, 150060), (2196, 146370), (2214, 145180), (2295, 140056), (2296, 139995), (2380, 135054), (2440, 131733), (2460, 130662), (2501, 128520), (2520, 127551), (2562, 125460), (2583, 124440), (2745, 117096), (2788, 115290), (2856, 112545), (2870, 111996), (2952, 108885), (3060, 105042), (3111, 103320), (3213, 100040), (3294, 97580), (3416, 94095), (3444, 93330), (3485, 92232), (3570, 90036), (3660, 87822), (3672, 87535), (3690, 87108), (3780, 85034), (3843, 83640), (4148, 77490), (4182, 76860), (4270, 75276), (4284, 75030), (4305, 74664), (4392, 73185), (4428, 72590), (4590, 70028), (4760, 67527), (4879, 65880), (4920, 65331), (5002, 64260), (5124, 62730), (5166, 62220), (5185, 61992), (5355, 60024), (5490, 58548), (5535, 58072), (5576, 57645), (5740, 55998), (6120, 52521), (6222, 51660), (6273, 51240), (6405, 50184), (6426, 50020), (6588, 48790), (6888, 46665), (6970, 46116), (7140, 45018), (7259, 44280), (7320, 43911), (7380, 43554), (7503, 42840), (7560, 42517), (7686, 41820), (7749, 41480), (8235, 39032), (8296, 38745), (8364, 38430), (8540, 37638), (8568, 37515), (8610, 37332), (8856, 36295), (9180, 35014), (9333, 34440), (9758, 32940), (10004, 32130), (10248, 31365), (10332, 31110), (10370, 30996), (10455, 30744), (10710, 30012), (10980, 29274), (11070, 29036), (11480, 27999), (11529, 27880), (12444, 25830), (12505, 25704), (12546, 25620), (12810, 25092), (12852, 25010), (12915, 24888), (13176, 24395), (13940, 23058), (14280, 22509), (14518, 22140), (14637, 21960), (14760, 21777), (15006, 21420), (15372, 20910), (15498, 20740), (15555, 20664), (16065, 20008), (16470, 19516), (16728, 19215), (17080, 18819), (17220, 18666), (17507, 18360)]