15679440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 320

約数和(自身を含む): 66424320

約数和(自身を除く): 50744880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 61, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 108, 112, 119, 120, 122, 126, 135, 136, 140, 144, 153, 168, 170, 180, 183, 189, 204, 210, 216, 238, 240, 244, 252, 255, 270, 272, 280, 305, 306, 315, 336, 340, 357, 360, 366, 378, 408, 420, 427, 432, 459, 476, 488, 504, 510, 540, 549, 560, 595, 610, 612, 630, 680, 714, 720, 732, 756, 765, 816, 840, 854, 915, 918, 945, 952, 976, 1008, 1020, 1037, 1071, 1080, 1098, 1190, 1220, 1224, 1260, 1281, 1360, 1428, 1464, 1512, 1530, 1647, 1680, 1708, 1785, 1830, 1836, 1890, 1904, 2040, 2074, 2135, 2142, 2160, 2196, 2295, 2380, 2440, 2448, 2520, 2562, 2745, 2856, 2928, 3024, 3060, 3111, 3213, 3294, 3416, 3570, 3660, 3672, 3780, 3843, 4080, 4148, 4270, 4284, 4392, 4590, 4760, 4880, 5040, 5124, 5185, 5355, 5490, 5712, 6120, 6222, 6405, 6426, 6588, 6832, 7140, 7259, 7320, 7344, 7560, 7686, 8235, 8296, 8540, 8568, 8784, 9180, 9333, 9520, 10248, 10370, 10710, 10980, 11529, 12240, 12444, 12810, 12852, 13176, 14280, 14518, 14640, 15120, 15372, 15555, 16065, 16470, 16592, 17080, 17136, 18360, 18666, 19215, 20496, 20740, 21420, 21777, 21960, 23058, 24888, 25620, 25704, 26352, 27999, 28560, 29036, 30744, 31110, 32130, 32940, 34160, 36295, 36720, 37332, 38430, 41480, 42840, 43554, 43920, 46116, 46665, 49776, 51240, 51408, 55998, 57645, 58072, 61488, 62220, 64260, 65331, 65880, 72590, 74664, 76860, 82960, 85680, 87108, 92232, 93330, 102480, 108885, 111996, 115290, 116144, 124440, 128520, 130662, 131760, 139995, 145180, 149328, 153720, 174216, 184464, 186660, 195993, 217770, 223992, 230580, 248880, 257040, 261324, 279990, 290360, 307440, 326655, 348432, 373320, 391986, 435540, 447984, 461160, 522648, 559980, 580720, 653310, 746640, 783972, 871080, 922320, 979965, 1045296, 1119960, 1306620, 1567944, 1742160, 1959930, 2239920, 2613240, 3135888, 3919860, 5226480, 7839720, 15679440]

約数ペア:

[(1, 15679440), (2, 7839720), (3, 5226480), (4, 3919860), (5, 3135888), (6, 2613240), (7, 2239920), (8, 1959930), (9, 1742160), (10, 1567944), (12, 1306620), (14, 1119960), (15, 1045296), (16, 979965), (17, 922320), (18, 871080), (20, 783972), (21, 746640), (24, 653310), (27, 580720), (28, 559980), (30, 522648), (34, 461160), (35, 447984), (36, 435540), (40, 391986), (42, 373320), (45, 348432), (48, 326655), (51, 307440), (54, 290360), (56, 279990), (60, 261324), (61, 257040), (63, 248880), (68, 230580), (70, 223992), (72, 217770), (80, 195993), (84, 186660), (85, 184464), (90, 174216), (102, 153720), (105, 149328), (108, 145180), (112, 139995), (119, 131760), (120, 130662), (122, 128520), (126, 124440), (135, 116144), (136, 115290), (140, 111996), (144, 108885), (153, 102480), (168, 93330), (170, 92232), (180, 87108), (183, 85680), (189, 82960), (204, 76860), (210, 74664), (216, 72590), (238, 65880), (240, 65331), (244, 64260), (252, 62220), (255, 61488), (270, 58072), (272, 57645), (280, 55998), (305, 51408), (306, 51240), (315, 49776), (336, 46665), (340, 46116), (357, 43920), (360, 43554), (366, 42840), (378, 41480), (408, 38430), (420, 37332), (427, 36720), (432, 36295), (459, 34160), (476, 32940), (488, 32130), (504, 31110), (510, 30744), (540, 29036), (549, 28560), (560, 27999), (595, 26352), (610, 25704), (612, 25620), (630, 24888), (680, 23058), (714, 21960), (720, 21777), (732, 21420), (756, 20740), (765, 20496), (816, 19215), (840, 18666), (854, 18360), (915, 17136), (918, 17080), (945, 16592), (952, 16470), (976, 16065), (1008, 15555), (1020, 15372), (1037, 15120), (1071, 14640), (1080, 14518), (1098, 14280), (1190, 13176), (1220, 12852), (1224, 12810), (1260, 12444), (1281, 12240), (1360, 11529), (1428, 10980), (1464, 10710), (1512, 10370), (1530, 10248), (1647, 9520), (1680, 9333), (1708, 9180), (1785, 8784), (1830, 8568), (1836, 8540), (1890, 8296), (1904, 8235), (2040, 7686), (2074, 7560), (2135, 7344), (2142, 7320), (2160, 7259), (2196, 7140), (2295, 6832), (2380, 6588), (2440, 6426), (2448, 6405), (2520, 6222), (2562, 6120), (2745, 5712), (2856, 5490), (2928, 5355), (3024, 5185), (3060, 5124), (3111, 5040), (3213, 4880), (3294, 4760), (3416, 4590), (3570, 4392), (3660, 4284), (3672, 4270), (3780, 4148), (3843, 4080)]