72343320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1305

約数の個数: 128

約数和(自身を含む): 251735040

約数和(自身を除く): 179391720

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, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1213, 1420, 1491, 1704, 1988, 2130, 2426, 2485, 2840, 2982, 3639, 3976, 4260, 4852, 4970, 5964, 6065, 7278, 7455, 8491, 8520, 9704, 9940, 11928, 12130, 14556, 14910, 16982, 18195, 19880, 24260, 25473, 29112, 29820, 33964, 36390, 42455, 48520, 50946, 59640, 67928, 72780, 84910, 86123, 101892, 127365, 145560, 169820, 172246, 203784, 254730, 258369, 339640, 344492, 430615, 509460, 516738, 602861, 688984, 861230, 1018920, 1033476, 1205722, 1291845, 1722460, 1808583, 2066952, 2411444, 2583690, 3014305, 3444920, 3617166, 4822888, 5167380, 6028610, 7234332, 9042915, 10334760, 12057220, 14468664, 18085830, 24114440, 36171660, 72343320]

約数ペア:

[(1, 72343320), (2, 36171660), (3, 24114440), (4, 18085830), (5, 14468664), (6, 12057220), (7, 10334760), (8, 9042915), (10, 7234332), (12, 6028610), (14, 5167380), (15, 4822888), (20, 3617166), (21, 3444920), (24, 3014305), (28, 2583690), (30, 2411444), (35, 2066952), (40, 1808583), (42, 1722460), (56, 1291845), (60, 1205722), (70, 1033476), (71, 1018920), (84, 861230), (105, 688984), (120, 602861), (140, 516738), (142, 509460), (168, 430615), (210, 344492), (213, 339640), (280, 258369), (284, 254730), (355, 203784), (420, 172246), (426, 169820), (497, 145560), (568, 127365), (710, 101892), (840, 86123), (852, 84910), (994, 72780), (1065, 67928), (1213, 59640), (1420, 50946), (1491, 48520), (1704, 42455), (1988, 36390), (2130, 33964), (2426, 29820), (2485, 29112), (2840, 25473), (2982, 24260), (3639, 19880), (3976, 18195), (4260, 16982), (4852, 14910), (4970, 14556), (5964, 12130), (6065, 11928), (7278, 9940), (7455, 9704), (8491, 8520)]