26880360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17231}}^1$

素因数の和:17258

約数の個数: 64

約数和(自身を含む): 86849280

約数和(自身を除く): 59968920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 17231, 34462, 51693, 68924, 86155, 103386, 137848, 172310, 206772, 224003, 258465, 344620, 413544, 448006, 516930, 672009, 689240, 896012, 1033860, 1120015, 1344018, 1792024, 2067720, 2240030, 2688036, 3360045, 4480060, 5376072, 6720090, 8960120, 13440180, 26880360]

約数ペア:

[(1, 26880360), (2, 13440180), (3, 8960120), (4, 6720090), (5, 5376072), (6, 4480060), (8, 3360045), (10, 2688036), (12, 2240030), (13, 2067720), (15, 1792024), (20, 1344018), (24, 1120015), (26, 1033860), (30, 896012), (39, 689240), (40, 672009), (52, 516930), (60, 448006), (65, 413544), (78, 344620), (104, 258465), (120, 224003), (130, 206772), (156, 172310), (195, 137848), (260, 103386), (312, 86155), (390, 68924), (520, 51693), (780, 34462), (1560, 17231)]