290209140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{124021}}^1$

素因数の和:124049

約数の個数: 72

約数和(自身を含む): 948024168

約数和(自身を除く): 657815028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 124021, 248042, 372063, 496084, 620105, 744126, 1116189, 1240210, 1488252, 1612273, 1860315, 2232378, 2480420, 3224546, 3720630, 4464756, 4836819, 5580945, 6449092, 7441260, 8061365, 9673638, 11161890, 14510457, 16122730, 19347276, 22323780, 24184095, 29020914, 32245460, 48368190, 58041828, 72552285, 96736380, 145104570, 290209140]

約数ペア:

[(1, 290209140), (2, 145104570), (3, 96736380), (4, 72552285), (5, 58041828), (6, 48368190), (9, 32245460), (10, 29020914), (12, 24184095), (13, 22323780), (15, 19347276), (18, 16122730), (20, 14510457), (26, 11161890), (30, 9673638), (36, 8061365), (39, 7441260), (45, 6449092), (52, 5580945), (60, 4836819), (65, 4464756), (78, 3720630), (90, 3224546), (117, 2480420), (130, 2232378), (156, 1860315), (180, 1612273), (195, 1488252), (234, 1240210), (260, 1116189), (390, 744126), (468, 620105), (585, 496084), (780, 372063), (1170, 248042), (2340, 124021)]