57323980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 143216640

約数和(自身を除く): 85892660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 73, 79, 140, 142, 146, 158, 284, 292, 316, 355, 365, 395, 497, 511, 553, 710, 730, 790, 994, 1022, 1106, 1420, 1460, 1580, 1988, 2044, 2212, 2485, 2555, 2765, 4970, 5110, 5183, 5530, 5609, 5767, 9940, 10220, 10366, 11060, 11218, 11534, 20732, 22436, 23068, 25915, 28045, 28835, 36281, 39263, 40369, 51830, 56090, 57670, 72562, 78526, 80738, 103660, 112180, 115340, 145124, 157052, 161476, 181405, 196315, 201845, 362810, 392630, 403690, 409457, 725620, 785260, 807380, 818914, 1637828, 2047285, 2866199, 4094570, 5732398, 8189140, 11464796, 14330995, 28661990, 57323980]

約数ペア:

[(1, 57323980), (2, 28661990), (4, 14330995), (5, 11464796), (7, 8189140), (10, 5732398), (14, 4094570), (20, 2866199), (28, 2047285), (35, 1637828), (70, 818914), (71, 807380), (73, 785260), (79, 725620), (140, 409457), (142, 403690), (146, 392630), (158, 362810), (284, 201845), (292, 196315), (316, 181405), (355, 161476), (365, 157052), (395, 145124), (497, 115340), (511, 112180), (553, 103660), (710, 80738), (730, 78526), (790, 72562), (994, 57670), (1022, 56090), (1106, 51830), (1420, 40369), (1460, 39263), (1580, 36281), (1988, 28835), (2044, 28045), (2212, 25915), (2485, 23068), (2555, 22436), (2765, 20732), (4970, 11534), (5110, 11218), (5183, 11060), (5530, 10366), (5609, 10220), (5767, 9940)]