215465640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2341}}^1$

素因数の和:2427

約数の個数: 128

約数和(自身を含む): 708220800

約数和(自身を除く): 492755160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 236, 260, 295, 312, 354, 390, 472, 520, 590, 708, 767, 780, 885, 1180, 1416, 1534, 1560, 1770, 2301, 2341, 2360, 3068, 3540, 3835, 4602, 4682, 6136, 7023, 7080, 7670, 9204, 9364, 11505, 11705, 14046, 15340, 18408, 18728, 23010, 23410, 28092, 30433, 30680, 35115, 46020, 46820, 56184, 60866, 70230, 91299, 92040, 93640, 121732, 138119, 140460, 152165, 182598, 243464, 276238, 280920, 304330, 365196, 414357, 456495, 552476, 608660, 690595, 730392, 828714, 912990, 1104952, 1217320, 1381190, 1657428, 1795547, 1825980, 2071785, 2762380, 3314856, 3591094, 3651960, 4143570, 5386641, 5524760, 7182188, 8287140, 8977735, 10773282, 14364376, 16574280, 17955470, 21546564, 26933205, 35910940, 43093128, 53866410, 71821880, 107732820, 215465640]

約数ペア:

[(1, 215465640), (2, 107732820), (3, 71821880), (4, 53866410), (5, 43093128), (6, 35910940), (8, 26933205), (10, 21546564), (12, 17955470), (13, 16574280), (15, 14364376), (20, 10773282), (24, 8977735), (26, 8287140), (30, 7182188), (39, 5524760), (40, 5386641), (52, 4143570), (59, 3651960), (60, 3591094), (65, 3314856), (78, 2762380), (104, 2071785), (118, 1825980), (120, 1795547), (130, 1657428), (156, 1381190), (177, 1217320), (195, 1104952), (236, 912990), (260, 828714), (295, 730392), (312, 690595), (354, 608660), (390, 552476), (472, 456495), (520, 414357), (590, 365196), (708, 304330), (767, 280920), (780, 276238), (885, 243464), (1180, 182598), (1416, 152165), (1534, 140460), (1560, 138119), (1770, 121732), (2301, 93640), (2341, 92040), (2360, 91299), (3068, 70230), (3540, 60866), (3835, 56184), (4602, 46820), (4682, 46020), (6136, 35115), (7023, 30680), (7080, 30433), (7670, 28092), (9204, 23410), (9364, 23010), (11505, 18728), (11705, 18408), (14046, 15340)]