64181520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6857}}^1$

素因数の和:6889

約数の個数: 120

約数和(自身を含む): 232157016

約数和(自身を除く): 167975496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 6857, 9360, 13714, 20571, 27428, 34285, 41142, 54856, 61713, 68570, 82284, 89141, 102855, 109712, 123426, 137140, 164568, 178282, 205710, 246852, 267423, 274280, 308565, 329136, 356564, 411420, 445705, 493704, 534846, 548560, 617130, 713128, 802269, 822840, 891410, 987408, 1069692, 1234260, 1337115, 1426256, 1604538, 1645680, 1782820, 2139384, 2468520, 2674230, 3209076, 3565640, 4011345, 4278768, 4937040, 5348460, 6418152, 7131280, 8022690, 10696920, 12836304, 16045380, 21393840, 32090760, 64181520]

約数ペア:

[(1, 64181520), (2, 32090760), (3, 21393840), (4, 16045380), (5, 12836304), (6, 10696920), (8, 8022690), (9, 7131280), (10, 6418152), (12, 5348460), (13, 4937040), (15, 4278768), (16, 4011345), (18, 3565640), (20, 3209076), (24, 2674230), (26, 2468520), (30, 2139384), (36, 1782820), (39, 1645680), (40, 1604538), (45, 1426256), (48, 1337115), (52, 1234260), (60, 1069692), (65, 987408), (72, 891410), (78, 822840), (80, 802269), (90, 713128), (104, 617130), (117, 548560), (120, 534846), (130, 493704), (144, 445705), (156, 411420), (180, 356564), (195, 329136), (208, 308565), (234, 274280), (240, 267423), (260, 246852), (312, 205710), (360, 178282), (390, 164568), (468, 137140), (520, 123426), (585, 109712), (624, 102855), (720, 89141), (780, 82284), (936, 68570), (1040, 61713), (1170, 54856), (1560, 41142), (1872, 34285), (2340, 27428), (3120, 20571), (4680, 13714), (6857, 9360)]