31528380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 96413184

約数和(自身を除く): 64884804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 195, 249, 260, 332, 390, 415, 487, 498, 780, 830, 974, 996, 1079, 1245, 1461, 1660, 1948, 2158, 2435, 2490, 2922, 3237, 4316, 4870, 4980, 5395, 5844, 6331, 6474, 7305, 9740, 10790, 12662, 12948, 14610, 16185, 18993, 21580, 25324, 29220, 31655, 32370, 37986, 40421, 63310, 64740, 75972, 80842, 94965, 121263, 126620, 161684, 189930, 202105, 242526, 379860, 404210, 485052, 525473, 606315, 808420, 1050946, 1212630, 1576419, 2101892, 2425260, 2627365, 3152838, 5254730, 6305676, 7882095, 10509460, 15764190, 31528380]

約数ペア:

[(1, 31528380), (2, 15764190), (3, 10509460), (4, 7882095), (5, 6305676), (6, 5254730), (10, 3152838), (12, 2627365), (13, 2425260), (15, 2101892), (20, 1576419), (26, 1212630), (30, 1050946), (39, 808420), (52, 606315), (60, 525473), (65, 485052), (78, 404210), (83, 379860), (130, 242526), (156, 202105), (166, 189930), (195, 161684), (249, 126620), (260, 121263), (332, 94965), (390, 80842), (415, 75972), (487, 64740), (498, 63310), (780, 40421), (830, 37986), (974, 32370), (996, 31655), (1079, 29220), (1245, 25324), (1461, 21580), (1660, 18993), (1948, 16185), (2158, 14610), (2435, 12948), (2490, 12662), (2922, 10790), (3237, 9740), (4316, 7305), (4870, 6474), (4980, 6331), (5395, 5844)]