291240693520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1235327}}^1$

素因数の和:1235768

約数の個数: 80

約数和(自身を含む): 775706923008

約数和(自身を除く): 484466229488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 421, 560, 842, 1684, 2105, 2947, 3368, 4210, 5894, 6736, 8420, 11788, 14735, 16840, 23576, 29470, 33680, 47152, 58940, 117880, 235760, 1235327, 2470654, 4941308, 6176635, 8647289, 9882616, 12353270, 17294578, 19765232, 24706540, 34589156, 43236445, 49413080, 69178312, 86472890, 98826160, 138356624, 172945780, 345891560, 520072667, 691783120, 1040145334, 2080290668, 2600363335, 3640508669, 4160581336, 5200726670, 7281017338, 8321162672, 10401453340, 14562034676, 18202543345, 20802906680, 29124069352, 36405086690, 41605813360, 58248138704, 72810173380, 145620346760, 291240693520]

約数ペア:

[(1, 291240693520), (2, 145620346760), (4, 72810173380), (5, 58248138704), (7, 41605813360), (8, 36405086690), (10, 29124069352), (14, 20802906680), (16, 18202543345), (20, 14562034676), (28, 10401453340), (35, 8321162672), (40, 7281017338), (56, 5200726670), (70, 4160581336), (80, 3640508669), (112, 2600363335), (140, 2080290668), (280, 1040145334), (421, 691783120), (560, 520072667), (842, 345891560), (1684, 172945780), (2105, 138356624), (2947, 98826160), (3368, 86472890), (4210, 69178312), (5894, 49413080), (6736, 43236445), (8420, 34589156), (11788, 24706540), (14735, 19765232), (16840, 17294578), (23576, 12353270), (29470, 9882616), (33680, 8647289), (47152, 6176635), (58940, 4941308), (117880, 2470654), (235760, 1235327)]