223812680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61487}}^1$

素因数の和:61518

約数の個数: 64

約数和(自身を含む): 619799040

約数和(自身を除く): 395986360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 61487, 122974, 245948, 307435, 430409, 491896, 614870, 799331, 860818, 1229740, 1598662, 1721636, 2152045, 2459480, 3197324, 3443272, 3996655, 4304090, 5595317, 6394648, 7993310, 8608180, 11190634, 15986620, 17216360, 22381268, 27976585, 31973240, 44762536, 55953170, 111906340, 223812680]

約数ペア:

[(1, 223812680), (2, 111906340), (4, 55953170), (5, 44762536), (7, 31973240), (8, 27976585), (10, 22381268), (13, 17216360), (14, 15986620), (20, 11190634), (26, 8608180), (28, 7993310), (35, 6394648), (40, 5595317), (52, 4304090), (56, 3996655), (65, 3443272), (70, 3197324), (91, 2459480), (104, 2152045), (130, 1721636), (140, 1598662), (182, 1229740), (260, 860818), (280, 799331), (364, 614870), (455, 491896), (520, 430409), (728, 307435), (910, 245948), (1820, 122974), (3640, 61487)]