783120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 2624832

約数和(自身を除く): 1841712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 251, 260, 312, 390, 502, 520, 624, 753, 780, 1004, 1040, 1255, 1506, 1560, 2008, 2510, 3012, 3120, 3263, 3765, 4016, 5020, 6024, 6526, 7530, 9789, 10040, 12048, 13052, 15060, 16315, 19578, 20080, 26104, 30120, 32630, 39156, 48945, 52208, 60240, 65260, 78312, 97890, 130520, 156624, 195780, 261040, 391560, 783120]

約数ペア:

[(1, 783120), (2, 391560), (3, 261040), (4, 195780), (5, 156624), (6, 130520), (8, 97890), (10, 78312), (12, 65260), (13, 60240), (15, 52208), (16, 48945), (20, 39156), (24, 32630), (26, 30120), (30, 26104), (39, 20080), (40, 19578), (48, 16315), (52, 15060), (60, 13052), (65, 12048), (78, 10040), (80, 9789), (104, 7530), (120, 6526), (130, 6024), (156, 5020), (195, 4016), (208, 3765), (240, 3263), (251, 3120), (260, 3012), (312, 2510), (390, 2008), (502, 1560), (520, 1506), (624, 1255), (753, 1040), (780, 1004)]