155463140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 389781504

約数和(自身を除く): 234318364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 113, 124, 140, 155, 217, 226, 310, 317, 434, 452, 565, 620, 634, 791, 868, 1085, 1130, 1268, 1582, 1585, 2170, 2219, 2260, 3164, 3170, 3503, 3955, 4340, 4438, 6340, 7006, 7910, 8876, 9827, 11095, 14012, 15820, 17515, 19654, 22190, 24521, 35030, 35821, 39308, 44380, 49042, 49135, 68789, 70060, 71642, 98084, 98270, 122605, 137578, 143284, 179105, 196540, 245210, 250747, 275156, 343945, 358210, 490420, 501494, 687890, 716420, 1002988, 1110451, 1253735, 1375780, 2220902, 2507470, 4441804, 5014940, 5552255, 7773157, 11104510, 15546314, 22209020, 31092628, 38865785, 77731570, 155463140]

約数ペア:

[(1, 155463140), (2, 77731570), (4, 38865785), (5, 31092628), (7, 22209020), (10, 15546314), (14, 11104510), (20, 7773157), (28, 5552255), (31, 5014940), (35, 4441804), (62, 2507470), (70, 2220902), (113, 1375780), (124, 1253735), (140, 1110451), (155, 1002988), (217, 716420), (226, 687890), (310, 501494), (317, 490420), (434, 358210), (452, 343945), (565, 275156), (620, 250747), (634, 245210), (791, 196540), (868, 179105), (1085, 143284), (1130, 137578), (1268, 122605), (1582, 98270), (1585, 98084), (2170, 71642), (2219, 70060), (2260, 68789), (3164, 49135), (3170, 49042), (3503, 44380), (3955, 39308), (4340, 35821), (4438, 35030), (6340, 24521), (7006, 22190), (7910, 19654), (8876, 17515), (9827, 15820), (11095, 14012)]