257908170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6067}}^1$

素因数の和:6199

約数の個数: 64

約数和(自身を含む): 672819840

約数和(自身を除く): 414911670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1417, 1635, 2834, 3270, 4251, 6067, 7085, 8502, 12134, 14170, 18201, 21255, 30335, 36402, 42510, 60670, 78871, 91005, 157742, 182010, 236613, 394355, 473226, 661303, 788710, 1183065, 1322606, 1983909, 2366130, 3306515, 3967818, 6613030, 8596939, 9919545, 17193878, 19839090, 25790817, 42984695, 51581634, 85969390, 128954085, 257908170]

約数ペア:

[(1, 257908170), (2, 128954085), (3, 85969390), (5, 51581634), (6, 42984695), (10, 25790817), (13, 19839090), (15, 17193878), (26, 9919545), (30, 8596939), (39, 6613030), (65, 3967818), (78, 3306515), (109, 2366130), (130, 1983909), (195, 1322606), (218, 1183065), (327, 788710), (390, 661303), (545, 473226), (654, 394355), (1090, 236613), (1417, 182010), (1635, 157742), (2834, 91005), (3270, 78871), (4251, 60670), (6067, 42510), (7085, 36402), (8502, 30335), (12134, 21255), (14170, 18201)]