6511240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 15552000

約数和(自身を除く): 9040760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 89, 118, 124, 155, 178, 236, 248, 295, 310, 356, 445, 472, 590, 620, 712, 890, 1180, 1240, 1780, 1829, 2360, 2759, 3560, 3658, 5251, 5518, 7316, 9145, 10502, 11036, 13795, 14632, 18290, 21004, 22072, 26255, 27590, 36580, 42008, 52510, 55180, 73160, 105020, 110360, 162781, 210040, 325562, 651124, 813905, 1302248, 1627810, 3255620, 6511240]

約数ペア:

[(1, 6511240), (2, 3255620), (4, 1627810), (5, 1302248), (8, 813905), (10, 651124), (20, 325562), (31, 210040), (40, 162781), (59, 110360), (62, 105020), (89, 73160), (118, 55180), (124, 52510), (155, 42008), (178, 36580), (236, 27590), (248, 26255), (295, 22072), (310, 21004), (356, 18290), (445, 14632), (472, 13795), (590, 11036), (620, 10502), (712, 9145), (890, 7316), (1180, 5518), (1240, 5251), (1780, 3658), (1829, 3560), (2360, 2759)]