1617106720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{27997}}^1$

素因数の和:28050

約数の個数: 72

約数和(自身を含む): 4032215964

約数和(自身を除く): 2415109244

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3610, 5776, 7220, 11552, 14440, 27997, 28880, 55994, 57760, 111988, 139985, 223976, 279970, 447952, 531943, 559940, 895904, 1063886, 1119880, 2127772, 2239760, 2659715, 4255544, 4479520, 5319430, 8511088, 10106917, 10638860, 17022176, 20213834, 21277720, 40427668, 42555440, 50534585, 80855336, 85110880, 101069170, 161710672, 202138340, 323421344, 404276680, 808553360, 1617106720]

約数ペア:

[(1, 1617106720), (2, 808553360), (4, 404276680), (5, 323421344), (8, 202138340), (10, 161710672), (16, 101069170), (19, 85110880), (20, 80855336), (32, 50534585), (38, 42555440), (40, 40427668), (76, 21277720), (80, 20213834), (95, 17022176), (152, 10638860), (160, 10106917), (190, 8511088), (304, 5319430), (361, 4479520), (380, 4255544), (608, 2659715), (722, 2239760), (760, 2127772), (1444, 1119880), (1520, 1063886), (1805, 895904), (2888, 559940), (3040, 531943), (3610, 447952), (5776, 279970), (7220, 223976), (11552, 139985), (14440, 111988), (27997, 57760), (28880, 55994)]