18380700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1571}}^1$

素因数の和:1604

約数の個数: 108

約数和(自身を含む): 62084568

約数和(自身を除く): 43703868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1571, 1950, 2340, 2925, 3142, 3900, 4713, 5850, 6284, 7855, 9426, 11700, 14139, 15710, 18852, 20423, 23565, 28278, 31420, 39275, 40846, 47130, 56556, 61269, 70695, 78550, 81692, 94260, 102115, 117825, 122538, 141390, 157100, 183807, 204230, 235650, 245076, 282780, 306345, 353475, 367614, 408460, 471300, 510575, 612690, 706950, 735228, 919035, 1021150, 1225380, 1413900, 1531725, 1838070, 2042300, 3063450, 3676140, 4595175, 6126900, 9190350, 18380700]

約数ペア:

[(1, 18380700), (2, 9190350), (3, 6126900), (4, 4595175), (5, 3676140), (6, 3063450), (9, 2042300), (10, 1838070), (12, 1531725), (13, 1413900), (15, 1225380), (18, 1021150), (20, 919035), (25, 735228), (26, 706950), (30, 612690), (36, 510575), (39, 471300), (45, 408460), (50, 367614), (52, 353475), (60, 306345), (65, 282780), (75, 245076), (78, 235650), (90, 204230), (100, 183807), (117, 157100), (130, 141390), (150, 122538), (156, 117825), (180, 102115), (195, 94260), (225, 81692), (234, 78550), (260, 70695), (300, 61269), (325, 56556), (390, 47130), (450, 40846), (468, 39275), (585, 31420), (650, 28278), (780, 23565), (900, 20423), (975, 18852), (1170, 15710), (1300, 14139), (1571, 11700), (1950, 9426), (2340, 7855), (2925, 6284), (3142, 5850), (3900, 4713)]