123963420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9521}}^1$

素因数の和:9571

約数の個数: 96

約数和(自身を含む): 409522176

約数和(自身を除く): 285558756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 9521, 13020, 19042, 28563, 38084, 47605, 57126, 66647, 95210, 114252, 133294, 142815, 190420, 199941, 266588, 285630, 295151, 333235, 399882, 571260, 590302, 666470, 799764, 885453, 999705, 1180604, 1332940, 1475755, 1770906, 1999410, 2066057, 2951510, 3541812, 3998820, 4132114, 4427265, 5903020, 6198171, 8264228, 8854530, 10330285, 12396342, 17709060, 20660570, 24792684, 30990855, 41321140, 61981710, 123963420]

約数ペア:

[(1, 123963420), (2, 61981710), (3, 41321140), (4, 30990855), (5, 24792684), (6, 20660570), (7, 17709060), (10, 12396342), (12, 10330285), (14, 8854530), (15, 8264228), (20, 6198171), (21, 5903020), (28, 4427265), (30, 4132114), (31, 3998820), (35, 3541812), (42, 2951510), (60, 2066057), (62, 1999410), (70, 1770906), (84, 1475755), (93, 1332940), (105, 1180604), (124, 999705), (140, 885453), (155, 799764), (186, 666470), (210, 590302), (217, 571260), (310, 399882), (372, 333235), (420, 295151), (434, 285630), (465, 266588), (620, 199941), (651, 190420), (868, 142815), (930, 133294), (1085, 114252), (1302, 95210), (1860, 66647), (2170, 57126), (2604, 47605), (3255, 38084), (4340, 28563), (6510, 19042), (9521, 13020)]