726239640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3877}}^1$

素因数の和:4121

約数の個数: 128

約数和(自身を含む): 2501775360

約数和(自身を除く): 1775535720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 420, 446, 669, 840, 892, 1115, 1338, 1561, 1784, 2230, 2676, 3122, 3345, 3877, 4460, 4683, 5352, 6244, 6690, 7754, 7805, 8920, 9366, 11631, 12488, 13380, 15508, 15610, 18732, 19385, 23262, 23415, 26760, 27139, 31016, 31220, 37464, 38770, 46524, 46830, 54278, 58155, 62440, 77540, 81417, 93048, 93660, 108556, 116310, 135695, 155080, 162834, 187320, 217112, 232620, 271390, 325668, 407085, 465240, 542780, 651336, 814170, 864571, 1085560, 1628340, 1729142, 2593713, 3256680, 3458284, 4322855, 5187426, 6051997, 6916568, 8645710, 10374852, 12103994, 12968565, 17291420, 18155991, 20749704, 24207988, 25937130, 30259985, 34582840, 36311982, 48415976, 51874260, 60519970, 72623964, 90779955, 103748520, 121039940, 145247928, 181559910, 242079880, 363119820, 726239640]

約数ペア:

[(1, 726239640), (2, 363119820), (3, 242079880), (4, 181559910), (5, 145247928), (6, 121039940), (7, 103748520), (8, 90779955), (10, 72623964), (12, 60519970), (14, 51874260), (15, 48415976), (20, 36311982), (21, 34582840), (24, 30259985), (28, 25937130), (30, 24207988), (35, 20749704), (40, 18155991), (42, 17291420), (56, 12968565), (60, 12103994), (70, 10374852), (84, 8645710), (105, 6916568), (120, 6051997), (140, 5187426), (168, 4322855), (210, 3458284), (223, 3256680), (280, 2593713), (420, 1729142), (446, 1628340), (669, 1085560), (840, 864571), (892, 814170), (1115, 651336), (1338, 542780), (1561, 465240), (1784, 407085), (2230, 325668), (2676, 271390), (3122, 232620), (3345, 217112), (3877, 187320), (4460, 162834), (4683, 155080), (5352, 135695), (6244, 116310), (6690, 108556), (7754, 93660), (7805, 93048), (8920, 81417), (9366, 77540), (11631, 62440), (12488, 58155), (13380, 54278), (15508, 46830), (15610, 46524), (18732, 38770), (19385, 37464), (23262, 31220), (23415, 31016), (26760, 27139)]