157685520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{997}}^1$

素因数の和:1672

約数の個数: 80

約数和(自身を含む): 490057920

約数和(自身を除く): 332372400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 659, 997, 1318, 1977, 1994, 2636, 2991, 3295, 3954, 3988, 4985, 5272, 5982, 6590, 7908, 7976, 9885, 9970, 10544, 11964, 13180, 14955, 15816, 15952, 19770, 19940, 23928, 26360, 29910, 31632, 39540, 39880, 47856, 52720, 59820, 79080, 79760, 119640, 158160, 239280, 657023, 1314046, 1971069, 2628092, 3285115, 3942138, 5256184, 6570230, 7884276, 9855345, 10512368, 13140460, 15768552, 19710690, 26280920, 31537104, 39421380, 52561840, 78842760, 157685520]

約数ペア:

[(1, 157685520), (2, 78842760), (3, 52561840), (4, 39421380), (5, 31537104), (6, 26280920), (8, 19710690), (10, 15768552), (12, 13140460), (15, 10512368), (16, 9855345), (20, 7884276), (24, 6570230), (30, 5256184), (40, 3942138), (48, 3285115), (60, 2628092), (80, 1971069), (120, 1314046), (240, 657023), (659, 239280), (997, 158160), (1318, 119640), (1977, 79760), (1994, 79080), (2636, 59820), (2991, 52720), (3295, 47856), (3954, 39880), (3988, 39540), (4985, 31632), (5272, 29910), (5982, 26360), (6590, 23928), (7908, 19940), (7976, 19770), (9885, 15952), (9970, 15816), (10544, 14955), (11964, 13180)]