153948860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 359827776

約数和(自身を除く): 205878916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 676, 740, 845, 962, 1231, 1690, 1924, 2405, 2462, 3380, 4810, 4924, 6155, 6253, 9620, 12310, 12506, 16003, 24620, 25012, 31265, 32006, 45547, 62530, 64012, 80015, 91094, 125060, 160030, 182188, 208039, 227735, 320060, 416078, 455470, 592111, 832156, 910940, 1040195, 1184222, 2080390, 2368444, 2960555, 4160780, 5921110, 7697443, 11842220, 15394886, 30789772, 38487215, 76974430, 153948860]

約数ペア:

[(1, 153948860), (2, 76974430), (4, 38487215), (5, 30789772), (10, 15394886), (13, 11842220), (20, 7697443), (26, 5921110), (37, 4160780), (52, 2960555), (65, 2368444), (74, 2080390), (130, 1184222), (148, 1040195), (169, 910940), (185, 832156), (260, 592111), (338, 455470), (370, 416078), (481, 320060), (676, 227735), (740, 208039), (845, 182188), (962, 160030), (1231, 125060), (1690, 91094), (1924, 80015), (2405, 64012), (2462, 62530), (3380, 45547), (4810, 32006), (4924, 31265), (6155, 25012), (6253, 24620), (9620, 16003), (12310, 12506)]