251490480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 810614784

約数和(自身を除く): 559124304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 127, 148, 185, 222, 223, 240, 254, 296, 370, 381, 444, 446, 508, 555, 592, 635, 669, 740, 762, 888, 892, 1016, 1110, 1115, 1270, 1338, 1480, 1524, 1776, 1784, 1905, 2032, 2220, 2230, 2540, 2676, 2960, 3048, 3345, 3568, 3810, 4440, 4460, 4699, 5080, 5352, 6096, 6690, 7620, 8251, 8880, 8920, 9398, 10160, 10704, 13380, 14097, 15240, 16502, 17840, 18796, 23495, 24753, 26760, 28194, 28321, 30480, 33004, 37592, 41255, 46990, 49506, 53520, 56388, 56642, 66008, 70485, 75184, 82510, 84963, 93980, 99012, 112776, 113284, 123765, 132016, 140970, 141605, 165020, 169926, 187960, 198024, 225552, 226568, 247530, 281940, 283210, 330040, 339852, 375920, 396048, 424815, 453136, 495060, 563880, 566420, 660080, 679704, 849630, 990120, 1047877, 1127760, 1132840, 1359408, 1699260, 1980240, 2095754, 2265680, 3143631, 3398520, 4191508, 5239385, 6287262, 6797040, 8383016, 10478770, 12574524, 15718155, 16766032, 20957540, 25149048, 31436310, 41915080, 50298096, 62872620, 83830160, 125745240, 251490480]

約数ペア:

[(1, 251490480), (2, 125745240), (3, 83830160), (4, 62872620), (5, 50298096), (6, 41915080), (8, 31436310), (10, 25149048), (12, 20957540), (15, 16766032), (16, 15718155), (20, 12574524), (24, 10478770), (30, 8383016), (37, 6797040), (40, 6287262), (48, 5239385), (60, 4191508), (74, 3398520), (80, 3143631), (111, 2265680), (120, 2095754), (127, 1980240), (148, 1699260), (185, 1359408), (222, 1132840), (223, 1127760), (240, 1047877), (254, 990120), (296, 849630), (370, 679704), (381, 660080), (444, 566420), (446, 563880), (508, 495060), (555, 453136), (592, 424815), (635, 396048), (669, 375920), (740, 339852), (762, 330040), (888, 283210), (892, 281940), (1016, 247530), (1110, 226568), (1115, 225552), (1270, 198024), (1338, 187960), (1480, 169926), (1524, 165020), (1776, 141605), (1784, 140970), (1905, 132016), (2032, 123765), (2220, 113284), (2230, 112776), (2540, 99012), (2676, 93980), (2960, 84963), (3048, 82510), (3345, 75184), (3568, 70485), (3810, 66008), (4440, 56642), (4460, 56388), (4699, 53520), (5080, 49506), (5352, 46990), (6096, 41255), (6690, 37592), (7620, 33004), (8251, 30480), (8880, 28321), (8920, 28194), (9398, 26760), (10160, 24753), (10704, 23495), (13380, 18796), (14097, 17840), (15240, 16502)]