138575280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{577397}}^1$

素因数の和:577413

約数の個数: 40

約数和(自身を含む): 429584112

約数和(自身を除く): 291008832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 577397, 1154794, 1732191, 2309588, 2886985, 3464382, 4619176, 5773970, 6928764, 8660955, 9238352, 11547940, 13857528, 17321910, 23095880, 27715056, 34643820, 46191760, 69287640, 138575280]

約数ペア:

[(1, 138575280), (2, 69287640), (3, 46191760), (4, 34643820), (5, 27715056), (6, 23095880), (8, 17321910), (10, 13857528), (12, 11547940), (15, 9238352), (16, 8660955), (20, 6928764), (24, 5773970), (30, 4619176), (40, 3464382), (48, 2886985), (60, 2309588), (80, 1732191), (120, 1154794), (240, 577397)]