208430040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19087}}^1$

素因数の和:19121

約数の個数: 128

約数和(自身を含む): 769628160

約数和(自身を除く): 561198120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19087, 38174, 57261, 76348, 95435, 114522, 133609, 152696, 190870, 229044, 248131, 267218, 286305, 381740, 400827, 458088, 496262, 534436, 572610, 668045, 744393, 763480, 801654, 992524, 1068872, 1145220, 1240655, 1336090, 1488786, 1603308, 1736917, 1985048, 2004135, 2290440, 2481310, 2672180, 2977572, 3206616, 3473834, 3721965, 4008270, 4962620, 5210751, 5344360, 5955144, 6947668, 7443930, 8016540, 8684585, 9925240, 10421502, 13895336, 14887860, 16033080, 17369170, 20843004, 26053755, 29775720, 34738340, 41686008, 52107510, 69476680, 104215020, 208430040]

約数ペア:

[(1, 208430040), (2, 104215020), (3, 69476680), (4, 52107510), (5, 41686008), (6, 34738340), (7, 29775720), (8, 26053755), (10, 20843004), (12, 17369170), (13, 16033080), (14, 14887860), (15, 13895336), (20, 10421502), (21, 9925240), (24, 8684585), (26, 8016540), (28, 7443930), (30, 6947668), (35, 5955144), (39, 5344360), (40, 5210751), (42, 4962620), (52, 4008270), (56, 3721965), (60, 3473834), (65, 3206616), (70, 2977572), (78, 2672180), (84, 2481310), (91, 2290440), (104, 2004135), (105, 1985048), (120, 1736917), (130, 1603308), (140, 1488786), (156, 1336090), (168, 1240655), (182, 1145220), (195, 1068872), (210, 992524), (260, 801654), (273, 763480), (280, 744393), (312, 668045), (364, 572610), (390, 534436), (420, 496262), (455, 458088), (520, 400827), (546, 381740), (728, 286305), (780, 267218), (840, 248131), (910, 229044), (1092, 190870), (1365, 152696), (1560, 133609), (1820, 114522), (2184, 95435), (2730, 76348), (3640, 57261), (5460, 38174), (10920, 19087)]