15979560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 50889600

約数和(自身を除く): 34910040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 59, 60, 61, 74, 111, 118, 120, 122, 148, 177, 183, 185, 222, 236, 244, 295, 296, 305, 354, 366, 370, 444, 472, 488, 555, 590, 610, 708, 732, 740, 885, 888, 915, 1110, 1180, 1220, 1416, 1464, 1480, 1770, 1830, 2183, 2220, 2257, 2360, 2440, 3540, 3599, 3660, 4366, 4440, 4514, 6549, 6771, 7080, 7198, 7320, 8732, 9028, 10797, 10915, 11285, 13098, 13542, 14396, 17464, 17995, 18056, 21594, 21830, 22570, 26196, 27084, 28792, 32745, 33855, 35990, 43188, 43660, 45140, 52392, 53985, 54168, 65490, 67710, 71980, 86376, 87320, 90280, 107970, 130980, 133163, 135420, 143960, 215940, 261960, 266326, 270840, 399489, 431880, 532652, 665815, 798978, 1065304, 1331630, 1597956, 1997445, 2663260, 3195912, 3994890, 5326520, 7989780, 15979560]

約数ペア:

[(1, 15979560), (2, 7989780), (3, 5326520), (4, 3994890), (5, 3195912), (6, 2663260), (8, 1997445), (10, 1597956), (12, 1331630), (15, 1065304), (20, 798978), (24, 665815), (30, 532652), (37, 431880), (40, 399489), (59, 270840), (60, 266326), (61, 261960), (74, 215940), (111, 143960), (118, 135420), (120, 133163), (122, 130980), (148, 107970), (177, 90280), (183, 87320), (185, 86376), (222, 71980), (236, 67710), (244, 65490), (295, 54168), (296, 53985), (305, 52392), (354, 45140), (366, 43660), (370, 43188), (444, 35990), (472, 33855), (488, 32745), (555, 28792), (590, 27084), (610, 26196), (708, 22570), (732, 21830), (740, 21594), (885, 18056), (888, 17995), (915, 17464), (1110, 14396), (1180, 13542), (1220, 13098), (1416, 11285), (1464, 10915), (1480, 10797), (1770, 9028), (1830, 8732), (2183, 7320), (2220, 7198), (2257, 7080), (2360, 6771), (2440, 6549), (3540, 4514), (3599, 4440), (3660, 4366)]