297428560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25999}}^1$

素因数の和:26036

約数の個数: 80

約数和(自身を含む): 812448000

約数和(自身を除く): 515019440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 25999, 51998, 103996, 129995, 207992, 259990, 285989, 337987, 415984, 519980, 571978, 675974, 1039960, 1143956, 1351948, 1429945, 1689935, 2079920, 2287912, 2703896, 2859890, 3379870, 3717857, 4575824, 5407792, 5719780, 6759740, 7435714, 11439560, 13519480, 14871428, 18589285, 22879120, 27038960, 29742856, 37178570, 59485712, 74357140, 148714280, 297428560]

約数ペア:

[(1, 297428560), (2, 148714280), (4, 74357140), (5, 59485712), (8, 37178570), (10, 29742856), (11, 27038960), (13, 22879120), (16, 18589285), (20, 14871428), (22, 13519480), (26, 11439560), (40, 7435714), (44, 6759740), (52, 5719780), (55, 5407792), (65, 4575824), (80, 3717857), (88, 3379870), (104, 2859890), (110, 2703896), (130, 2287912), (143, 2079920), (176, 1689935), (208, 1429945), (220, 1351948), (260, 1143956), (286, 1039960), (440, 675974), (520, 571978), (572, 519980), (715, 415984), (880, 337987), (1040, 285989), (1144, 259990), (1430, 207992), (2288, 129995), (2860, 103996), (5720, 51998), (11440, 25999)]