66461520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8933}}^1$

素因数の和:8980

約数の個数: 80

約数和(自身を含む): 212700672

約数和(自身を除く): 146239152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 8933, 17866, 26799, 35732, 44665, 53598, 71464, 89330, 107196, 133995, 142928, 178660, 214392, 267990, 276923, 357320, 428784, 535980, 553846, 714640, 830769, 1071960, 1107692, 1384615, 1661538, 2143920, 2215384, 2769230, 3323076, 4153845, 4430768, 5538460, 6646152, 8307690, 11076920, 13292304, 16615380, 22153840, 33230760, 66461520]

約数ペア:

[(1, 66461520), (2, 33230760), (3, 22153840), (4, 16615380), (5, 13292304), (6, 11076920), (8, 8307690), (10, 6646152), (12, 5538460), (15, 4430768), (16, 4153845), (20, 3323076), (24, 2769230), (30, 2215384), (31, 2143920), (40, 1661538), (48, 1384615), (60, 1107692), (62, 1071960), (80, 830769), (93, 714640), (120, 553846), (124, 535980), (155, 428784), (186, 357320), (240, 276923), (248, 267990), (310, 214392), (372, 178660), (465, 142928), (496, 133995), (620, 107196), (744, 89330), (930, 71464), (1240, 53598), (1488, 44665), (1860, 35732), (2480, 26799), (3720, 17866), (7440, 8933)]