197155920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2179}}^1$

素因数の和:2237

約数の個数: 160

約数和(自身を含む): 681206400

約数和(自身を除く): 484050480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1885, 2179, 2262, 2320, 3016, 3120, 3480, 3770, 4358, 4524, 5655, 6032, 6537, 6960, 7540, 8716, 9048, 10895, 11310, 13074, 15080, 17432, 18096, 21790, 22620, 26148, 28327, 30160, 32685, 34864, 43580, 45240, 52296, 56654, 63191, 65370, 84981, 87160, 90480, 104592, 113308, 126382, 130740, 141635, 169962, 174320, 189573, 226616, 252764, 261480, 283270, 315955, 339924, 379146, 424905, 453232, 505528, 522960, 566540, 631910, 679848, 758292, 821483, 849810, 947865, 1011056, 1133080, 1263820, 1359696, 1516584, 1642966, 1699620, 1895730, 2266160, 2464449, 2527640, 3033168, 3285932, 3399240, 3791460, 4107415, 4928898, 5055280, 6571864, 6798480, 7582920, 8214830, 9857796, 12322245, 13143728, 15165840, 16429660, 19715592, 24644490, 32859320, 39431184, 49288980, 65718640, 98577960, 197155920]

約数ペア:

[(1, 197155920), (2, 98577960), (3, 65718640), (4, 49288980), (5, 39431184), (6, 32859320), (8, 24644490), (10, 19715592), (12, 16429660), (13, 15165840), (15, 13143728), (16, 12322245), (20, 9857796), (24, 8214830), (26, 7582920), (29, 6798480), (30, 6571864), (39, 5055280), (40, 4928898), (48, 4107415), (52, 3791460), (58, 3399240), (60, 3285932), (65, 3033168), (78, 2527640), (80, 2464449), (87, 2266160), (104, 1895730), (116, 1699620), (120, 1642966), (130, 1516584), (145, 1359696), (156, 1263820), (174, 1133080), (195, 1011056), (208, 947865), (232, 849810), (240, 821483), (260, 758292), (290, 679848), (312, 631910), (348, 566540), (377, 522960), (390, 505528), (435, 453232), (464, 424905), (520, 379146), (580, 339924), (624, 315955), (696, 283270), (754, 261480), (780, 252764), (870, 226616), (1040, 189573), (1131, 174320), (1160, 169962), (1392, 141635), (1508, 130740), (1560, 126382), (1740, 113308), (1885, 104592), (2179, 90480), (2262, 87160), (2320, 84981), (3016, 65370), (3120, 63191), (3480, 56654), (3770, 52296), (4358, 45240), (4524, 43580), (5655, 34864), (6032, 32685), (6537, 30160), (6960, 28327), (7540, 26148), (8716, 22620), (9048, 21790), (10895, 18096), (11310, 17432), (13074, 15080)]