193154520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123817}}^1$

素因数の和:123844

約数の個数: 64

約数和(自身を含む): 624042720

約数和(自身を除く): 430888200

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, 123817, 247634, 371451, 495268, 619085, 742902, 990536, 1238170, 1485804, 1609621, 1857255, 2476340, 2971608, 3219242, 3714510, 4828863, 4952680, 6438484, 7429020, 8048105, 9657726, 12876968, 14858040, 16096210, 19315452, 24144315, 32192420, 38630904, 48288630, 64384840, 96577260, 193154520]

約数ペア:

[(1, 193154520), (2, 96577260), (3, 64384840), (4, 48288630), (5, 38630904), (6, 32192420), (8, 24144315), (10, 19315452), (12, 16096210), (13, 14858040), (15, 12876968), (20, 9657726), (24, 8048105), (26, 7429020), (30, 6438484), (39, 4952680), (40, 4828863), (52, 3714510), (60, 3219242), (65, 2971608), (78, 2476340), (104, 1857255), (120, 1609621), (130, 1485804), (156, 1238170), (195, 990536), (260, 742902), (312, 619085), (390, 495268), (520, 371451), (780, 247634), (1560, 123817)]