247926840

素因数分解:

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

素因数の和:9573

約数の個数: 128

約数和(自身を含む): 877547520

約数和(自身を除く): 629620680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 9521, 13020, 19042, 26040, 28563, 38084, 47605, 57126, 66647, 76168, 95210, 114252, 133294, 142815, 190420, 199941, 228504, 266588, 285630, 295151, 333235, 380840, 399882, 533176, 571260, 590302, 666470, 799764, 885453, 999705, 1142520, 1180604, 1332940, 1475755, 1599528, 1770906, 1999410, 2066057, 2361208, 2665880, 2951510, 3541812, 3998820, 4132114, 4427265, 5903020, 6198171, 7083624, 7997640, 8264228, 8854530, 10330285, 11806040, 12396342, 16528456, 17709060, 20660570, 24792684, 30990855, 35418120, 41321140, 49585368, 61981710, 82642280, 123963420, 247926840]

約数ペア:

[(1, 247926840), (2, 123963420), (3, 82642280), (4, 61981710), (5, 49585368), (6, 41321140), (7, 35418120), (8, 30990855), (10, 24792684), (12, 20660570), (14, 17709060), (15, 16528456), (20, 12396342), (21, 11806040), (24, 10330285), (28, 8854530), (30, 8264228), (31, 7997640), (35, 7083624), (40, 6198171), (42, 5903020), (56, 4427265), (60, 4132114), (62, 3998820), (70, 3541812), (84, 2951510), (93, 2665880), (105, 2361208), (120, 2066057), (124, 1999410), (140, 1770906), (155, 1599528), (168, 1475755), (186, 1332940), (210, 1180604), (217, 1142520), (248, 999705), (280, 885453), (310, 799764), (372, 666470), (420, 590302), (434, 571260), (465, 533176), (620, 399882), (651, 380840), (744, 333235), (840, 295151), (868, 285630), (930, 266588), (1085, 228504), (1240, 199941), (1302, 190420), (1736, 142815), (1860, 133294), (2170, 114252), (2604, 95210), (3255, 76168), (3720, 66647), (4340, 57126), (5208, 47605), (6510, 38084), (8680, 28563), (9521, 26040), (13020, 19042)]