7839720

素因数分解:

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

素因数の和:105

約数の個数: 256

約数和(自身を含む): 32140800

約数和(自身を除く): 24301080

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, 42, 45, 51, 54, 56, 60, 61, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 122, 126, 135, 136, 140, 153, 168, 170, 180, 183, 189, 204, 210, 216, 238, 244, 252, 255, 270, 280, 305, 306, 315, 340, 357, 360, 366, 378, 408, 420, 427, 459, 476, 488, 504, 510, 540, 549, 595, 610, 612, 630, 680, 714, 732, 756, 765, 840, 854, 915, 918, 945, 952, 1020, 1037, 1071, 1080, 1098, 1190, 1220, 1224, 1260, 1281, 1428, 1464, 1512, 1530, 1647, 1708, 1785, 1830, 1836, 1890, 2040, 2074, 2135, 2142, 2196, 2295, 2380, 2440, 2520, 2562, 2745, 2856, 3060, 3111, 3213, 3294, 3416, 3570, 3660, 3672, 3780, 3843, 4148, 4270, 4284, 4392, 4590, 4760, 5124, 5185, 5355, 5490, 6120, 6222, 6405, 6426, 6588, 7140, 7259, 7320, 7560, 7686, 8235, 8296, 8540, 8568, 9180, 9333, 10248, 10370, 10710, 10980, 11529, 12444, 12810, 12852, 13176, 14280, 14518, 15372, 15555, 16065, 16470, 17080, 18360, 18666, 19215, 20740, 21420, 21777, 21960, 23058, 24888, 25620, 25704, 27999, 29036, 30744, 31110, 32130, 32940, 36295, 37332, 38430, 41480, 42840, 43554, 46116, 46665, 51240, 55998, 57645, 58072, 62220, 64260, 65331, 65880, 72590, 74664, 76860, 87108, 92232, 93330, 108885, 111996, 115290, 124440, 128520, 130662, 139995, 145180, 153720, 174216, 186660, 195993, 217770, 223992, 230580, 261324, 279990, 290360, 326655, 373320, 391986, 435540, 461160, 522648, 559980, 653310, 783972, 871080, 979965, 1119960, 1306620, 1567944, 1959930, 2613240, 3919860, 7839720]

約数ペア:

[(1, 7839720), (2, 3919860), (3, 2613240), (4, 1959930), (5, 1567944), (6, 1306620), (7, 1119960), (8, 979965), (9, 871080), (10, 783972), (12, 653310), (14, 559980), (15, 522648), (17, 461160), (18, 435540), (20, 391986), (21, 373320), (24, 326655), (27, 290360), (28, 279990), (30, 261324), (34, 230580), (35, 223992), (36, 217770), (40, 195993), (42, 186660), (45, 174216), (51, 153720), (54, 145180), (56, 139995), (60, 130662), (61, 128520), (63, 124440), (68, 115290), (70, 111996), (72, 108885), (84, 93330), (85, 92232), (90, 87108), (102, 76860), (105, 74664), (108, 72590), (119, 65880), (120, 65331), (122, 64260), (126, 62220), (135, 58072), (136, 57645), (140, 55998), (153, 51240), (168, 46665), (170, 46116), (180, 43554), (183, 42840), (189, 41480), (204, 38430), (210, 37332), (216, 36295), (238, 32940), (244, 32130), (252, 31110), (255, 30744), (270, 29036), (280, 27999), (305, 25704), (306, 25620), (315, 24888), (340, 23058), (357, 21960), (360, 21777), (366, 21420), (378, 20740), (408, 19215), (420, 18666), (427, 18360), (459, 17080), (476, 16470), (488, 16065), (504, 15555), (510, 15372), (540, 14518), (549, 14280), (595, 13176), (610, 12852), (612, 12810), (630, 12444), (680, 11529), (714, 10980), (732, 10710), (756, 10370), (765, 10248), (840, 9333), (854, 9180), (915, 8568), (918, 8540), (945, 8296), (952, 8235), (1020, 7686), (1037, 7560), (1071, 7320), (1080, 7259), (1098, 7140), (1190, 6588), (1220, 6426), (1224, 6405), (1260, 6222), (1281, 6120), (1428, 5490), (1464, 5355), (1512, 5185), (1530, 5124), (1647, 4760), (1708, 4590), (1785, 4392), (1830, 4284), (1836, 4270), (1890, 4148), (2040, 3843), (2074, 3780), (2135, 3672), (2142, 3660), (2196, 3570), (2295, 3416), (2380, 3294), (2440, 3213), (2520, 3111), (2562, 3060), (2745, 2856)]