222653600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 144

約数和(自身を含む): 594961920

約数和(自身を除く): 372308320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 160, 200, 208, 260, 271, 316, 325, 395, 400, 416, 520, 542, 632, 650, 790, 800, 1027, 1040, 1084, 1264, 1300, 1355, 1580, 1975, 2054, 2080, 2168, 2528, 2600, 2710, 3160, 3523, 3950, 4108, 4336, 5135, 5200, 5420, 6320, 6775, 7046, 7900, 8216, 8672, 10270, 10400, 10840, 12640, 13550, 14092, 15800, 16432, 17615, 20540, 21409, 21680, 25675, 27100, 28184, 31600, 32864, 35230, 41080, 42818, 43360, 51350, 54200, 56368, 63200, 70460, 82160, 85636, 88075, 102700, 107045, 108400, 112736, 140920, 164320, 171272, 176150, 205400, 214090, 216800, 278317, 281840, 342544, 352300, 410800, 428180, 535225, 556634, 563680, 685088, 704600, 821600, 856360, 1070450, 1113268, 1391585, 1409200, 1712720, 2140900, 2226536, 2783170, 2818400, 3425440, 4281800, 4453072, 5566340, 6957925, 8563600, 8906144, 11132680, 13915850, 17127200, 22265360, 27831700, 44530720, 55663400, 111326800, 222653600]

約数ペア:

[(1, 222653600), (2, 111326800), (4, 55663400), (5, 44530720), (8, 27831700), (10, 22265360), (13, 17127200), (16, 13915850), (20, 11132680), (25, 8906144), (26, 8563600), (32, 6957925), (40, 5566340), (50, 4453072), (52, 4281800), (65, 3425440), (79, 2818400), (80, 2783170), (100, 2226536), (104, 2140900), (130, 1712720), (158, 1409200), (160, 1391585), (200, 1113268), (208, 1070450), (260, 856360), (271, 821600), (316, 704600), (325, 685088), (395, 563680), (400, 556634), (416, 535225), (520, 428180), (542, 410800), (632, 352300), (650, 342544), (790, 281840), (800, 278317), (1027, 216800), (1040, 214090), (1084, 205400), (1264, 176150), (1300, 171272), (1355, 164320), (1580, 140920), (1975, 112736), (2054, 108400), (2080, 107045), (2168, 102700), (2528, 88075), (2600, 85636), (2710, 82160), (3160, 70460), (3523, 63200), (3950, 56368), (4108, 54200), (4336, 51350), (5135, 43360), (5200, 42818), (5420, 41080), (6320, 35230), (6775, 32864), (7046, 31600), (7900, 28184), (8216, 27100), (8672, 25675), (10270, 21680), (10400, 21409), (10840, 20540), (12640, 17615), (13550, 16432), (14092, 15800)]