201271460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 474163200

約数和(自身を除く): 272891740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 79, 82, 130, 158, 164, 205, 239, 260, 316, 395, 410, 478, 533, 790, 820, 956, 1027, 1066, 1195, 1580, 2054, 2132, 2390, 2665, 3107, 3239, 4108, 4780, 5135, 5330, 6214, 6478, 9799, 10270, 10660, 12428, 12956, 15535, 16195, 18881, 19598, 20540, 31070, 32390, 37762, 39196, 42107, 48995, 62140, 64780, 75524, 84214, 94405, 97990, 127387, 168428, 188810, 195980, 210535, 245453, 254774, 377620, 421070, 490906, 509548, 636935, 774121, 842140, 981812, 1227265, 1273870, 1548242, 2454530, 2547740, 3096484, 3870605, 4909060, 7741210, 10063573, 15482420, 20127146, 40254292, 50317865, 100635730, 201271460]

約数ペア:

[(1, 201271460), (2, 100635730), (4, 50317865), (5, 40254292), (10, 20127146), (13, 15482420), (20, 10063573), (26, 7741210), (41, 4909060), (52, 3870605), (65, 3096484), (79, 2547740), (82, 2454530), (130, 1548242), (158, 1273870), (164, 1227265), (205, 981812), (239, 842140), (260, 774121), (316, 636935), (395, 509548), (410, 490906), (478, 421070), (533, 377620), (790, 254774), (820, 245453), (956, 210535), (1027, 195980), (1066, 188810), (1195, 168428), (1580, 127387), (2054, 97990), (2132, 94405), (2390, 84214), (2665, 75524), (3107, 64780), (3239, 62140), (4108, 48995), (4780, 42107), (5135, 39196), (5330, 37762), (6214, 32390), (6478, 31070), (9799, 20540), (10270, 19598), (10660, 18881), (12428, 16195), (12956, 15535)]