1618398080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1151}}^1$

素因数の和:1209

約数の個数: 128

約数和(自身を含む): 4194892800

約数和(自身を除く): 2576494720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1151, 1352, 1664, 1690, 2080, 2197, 2302, 2704, 3380, 4160, 4394, 4604, 5408, 5755, 6760, 8320, 8788, 9208, 10816, 10985, 11510, 13520, 14963, 17576, 18416, 21632, 21970, 23020, 27040, 29926, 35152, 36832, 43940, 46040, 54080, 59852, 70304, 73664, 74815, 87880, 92080, 108160, 119704, 140608, 147328, 149630, 175760, 184160, 194519, 239408, 281216, 299260, 351520, 368320, 389038, 478816, 598520, 703040, 736640, 778076, 957632, 972595, 1197040, 1406080, 1556152, 1915264, 1945190, 2394080, 2528747, 3112304, 3890380, 4788160, 5057494, 6224608, 7780760, 9576320, 10114988, 12449216, 12643735, 15561520, 20229976, 24898432, 25287470, 31123040, 40459952, 50574940, 62246080, 80919904, 101149880, 124492160, 161839808, 202299760, 323679616, 404599520, 809199040, 1618398080]

約数ペア:

[(1, 1618398080), (2, 809199040), (4, 404599520), (5, 323679616), (8, 202299760), (10, 161839808), (13, 124492160), (16, 101149880), (20, 80919904), (26, 62246080), (32, 50574940), (40, 40459952), (52, 31123040), (64, 25287470), (65, 24898432), (80, 20229976), (104, 15561520), (128, 12643735), (130, 12449216), (160, 10114988), (169, 9576320), (208, 7780760), (260, 6224608), (320, 5057494), (338, 4788160), (416, 3890380), (520, 3112304), (640, 2528747), (676, 2394080), (832, 1945190), (845, 1915264), (1040, 1556152), (1151, 1406080), (1352, 1197040), (1664, 972595), (1690, 957632), (2080, 778076), (2197, 736640), (2302, 703040), (2704, 598520), (3380, 478816), (4160, 389038), (4394, 368320), (4604, 351520), (5408, 299260), (5755, 281216), (6760, 239408), (8320, 194519), (8788, 184160), (9208, 175760), (10816, 149630), (10985, 147328), (11510, 140608), (13520, 119704), (14963, 108160), (17576, 92080), (18416, 87880), (21632, 74815), (21970, 73664), (23020, 70304), (27040, 59852), (29926, 54080), (35152, 46040), (36832, 43940)]