127510020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64399}}^1$

素因数の和:64425

約数の個数: 72

約数和(自身を含む): 421948800

約数和(自身を除く): 294438780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 64399, 128798, 193197, 257596, 321995, 386394, 579591, 643990, 708389, 772788, 965985, 1159182, 1287980, 1416778, 1931970, 2125167, 2318364, 2833556, 2897955, 3541945, 3863940, 4250334, 5795910, 6375501, 7083890, 8500668, 10625835, 11591820, 12751002, 14167780, 21251670, 25502004, 31877505, 42503340, 63755010, 127510020]

約数ペア:

[(1, 127510020), (2, 63755010), (3, 42503340), (4, 31877505), (5, 25502004), (6, 21251670), (9, 14167780), (10, 12751002), (11, 11591820), (12, 10625835), (15, 8500668), (18, 7083890), (20, 6375501), (22, 5795910), (30, 4250334), (33, 3863940), (36, 3541945), (44, 2897955), (45, 2833556), (55, 2318364), (60, 2125167), (66, 1931970), (90, 1416778), (99, 1287980), (110, 1159182), (132, 965985), (165, 772788), (180, 708389), (198, 643990), (220, 579591), (330, 386394), (396, 321995), (495, 257596), (660, 193197), (990, 128798), (1980, 64399)]