1278355590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{40699}}^1$

素因数の和:41061

約数の個数: 48

約数和(自身を含む): 3333330000

約数和(自身を除く): 2054974410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 349, 698, 1047, 1745, 2094, 3141, 3490, 5235, 6282, 10470, 15705, 31410, 40699, 81398, 122097, 203495, 244194, 366291, 406990, 610485, 732582, 1220970, 1831455, 3662910, 14203951, 28407902, 42611853, 71019755, 85223706, 127835559, 142039510, 213059265, 255671118, 426118530, 639177795, 1278355590]

約数ペア:

[(1, 1278355590), (2, 639177795), (3, 426118530), (5, 255671118), (6, 213059265), (9, 142039510), (10, 127835559), (15, 85223706), (18, 71019755), (30, 42611853), (45, 28407902), (90, 14203951), (349, 3662910), (698, 1831455), (1047, 1220970), (1745, 732582), (2094, 610485), (3141, 406990), (3490, 366291), (5235, 244194), (6282, 203495), (10470, 122097), (15705, 81398), (31410, 40699)]