218900760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140321}}^1$

素因数の和:140348

約数の個数: 64

約数和(自身を含む): 707222880

約数和(自身を除く): 488322120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 140321, 280642, 420963, 561284, 701605, 841926, 1122568, 1403210, 1683852, 1824173, 2104815, 2806420, 3367704, 3648346, 4209630, 5472519, 5612840, 7296692, 8419260, 9120865, 10945038, 14593384, 16838520, 18241730, 21890076, 27362595, 36483460, 43780152, 54725190, 72966920, 109450380, 218900760]

約数ペア:

[(1, 218900760), (2, 109450380), (3, 72966920), (4, 54725190), (5, 43780152), (6, 36483460), (8, 27362595), (10, 21890076), (12, 18241730), (13, 16838520), (15, 14593384), (20, 10945038), (24, 9120865), (26, 8419260), (30, 7296692), (39, 5612840), (40, 5472519), (52, 4209630), (60, 3648346), (65, 3367704), (78, 2806420), (104, 2104815), (120, 1824173), (130, 1683852), (156, 1403210), (195, 1122568), (260, 841926), (312, 701605), (390, 561284), (520, 420963), (780, 280642), (1560, 140321)]