1206138440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2991

約数の個数: 128

約数和(自身を含む): 3161410560

約数和(自身を除く): 1955272120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 47, 52, 65, 68, 85, 94, 104, 130, 136, 170, 188, 221, 235, 260, 340, 376, 442, 470, 520, 611, 680, 799, 884, 940, 1105, 1222, 1598, 1768, 1880, 2210, 2444, 2903, 3055, 3196, 3995, 4420, 4888, 5806, 6110, 6392, 7990, 8840, 10387, 11612, 12220, 14515, 15980, 20774, 23224, 24440, 29030, 31960, 37739, 41548, 49351, 51935, 58060, 75478, 83096, 98702, 103870, 116120, 136441, 150956, 188695, 197404, 207740, 246755, 272882, 301912, 377390, 394808, 415480, 493510, 545764, 641563, 682205, 754780, 987020, 1091528, 1283126, 1364410, 1509560, 1773733, 1974040, 2319497, 2566252, 2728820, 3207815, 3547466, 4638994, 5132504, 5457640, 6415630, 7094932, 8868665, 9277988, 11597485, 12831260, 14189864, 17737330, 18555976, 23194970, 25662520, 30153461, 35474660, 46389940, 60306922, 70949320, 92779880, 120613844, 150767305, 241227688, 301534610, 603069220, 1206138440]

約数ペア:

[(1, 1206138440), (2, 603069220), (4, 301534610), (5, 241227688), (8, 150767305), (10, 120613844), (13, 92779880), (17, 70949320), (20, 60306922), (26, 46389940), (34, 35474660), (40, 30153461), (47, 25662520), (52, 23194970), (65, 18555976), (68, 17737330), (85, 14189864), (94, 12831260), (104, 11597485), (130, 9277988), (136, 8868665), (170, 7094932), (188, 6415630), (221, 5457640), (235, 5132504), (260, 4638994), (340, 3547466), (376, 3207815), (442, 2728820), (470, 2566252), (520, 2319497), (611, 1974040), (680, 1773733), (799, 1509560), (884, 1364410), (940, 1283126), (1105, 1091528), (1222, 987020), (1598, 754780), (1768, 682205), (1880, 641563), (2210, 545764), (2444, 493510), (2903, 415480), (3055, 394808), (3196, 377390), (3995, 301912), (4420, 272882), (4888, 246755), (5806, 207740), (6110, 197404), (6392, 188695), (7990, 150956), (8840, 136441), (10387, 116120), (11612, 103870), (12220, 98702), (14515, 83096), (15980, 75478), (20774, 58060), (23224, 51935), (24440, 49351), (29030, 41548), (31960, 37739)]