260568720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{361901}}^1$

素因数の和:361920

約数の個数: 60

約数和(自身を含む): 875079036

約数和(自身を除く): 614510316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 361901, 723802, 1085703, 1447604, 1809505, 2171406, 2895208, 3257109, 3619010, 4342812, 5428515, 5790416, 6514218, 7238020, 8685624, 10857030, 13028436, 14476040, 16285545, 17371248, 21714060, 26056872, 28952080, 32571090, 43428120, 52113744, 65142180, 86856240, 130284360, 260568720]

約数ペア:

[(1, 260568720), (2, 130284360), (3, 86856240), (4, 65142180), (5, 52113744), (6, 43428120), (8, 32571090), (9, 28952080), (10, 26056872), (12, 21714060), (15, 17371248), (16, 16285545), (18, 14476040), (20, 13028436), (24, 10857030), (30, 8685624), (36, 7238020), (40, 6514218), (45, 5790416), (48, 5428515), (60, 4342812), (72, 3619010), (80, 3257109), (90, 2895208), (120, 2171406), (144, 1809505), (180, 1447604), (240, 1085703), (360, 723802), (720, 361901)]