2431486120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:923

約数の個数: 128

約数和(自身を含む): 6373416960

約数和(自身を除く): 3941930840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 127, 140, 202, 254, 280, 404, 505, 508, 635, 677, 707, 808, 889, 1010, 1016, 1270, 1354, 1414, 1778, 2020, 2540, 2708, 2828, 3385, 3535, 3556, 4040, 4445, 4739, 5080, 5416, 5656, 6770, 7070, 7112, 8890, 9478, 12827, 13540, 14140, 17780, 18956, 23695, 25654, 27080, 28280, 35560, 37912, 47390, 51308, 64135, 68377, 85979, 89789, 94780, 102616, 128270, 136754, 171958, 179578, 189560, 256540, 273508, 341885, 343916, 359156, 429895, 448945, 478639, 513080, 547016, 601853, 683770, 687832, 718312, 859790, 897890, 957278, 1203706, 1367540, 1719580, 1795780, 1914556, 2393195, 2407412, 2735080, 3009265, 3439160, 3591560, 3829112, 4786390, 4814824, 6018530, 8683879, 9572780, 12037060, 17367758, 19145560, 24074120, 34735516, 43419395, 60787153, 69471032, 86838790, 121574306, 173677580, 243148612, 303935765, 347355160, 486297224, 607871530, 1215743060, 2431486120]

約数ペア:

[(1, 2431486120), (2, 1215743060), (4, 607871530), (5, 486297224), (7, 347355160), (8, 303935765), (10, 243148612), (14, 173677580), (20, 121574306), (28, 86838790), (35, 69471032), (40, 60787153), (56, 43419395), (70, 34735516), (101, 24074120), (127, 19145560), (140, 17367758), (202, 12037060), (254, 9572780), (280, 8683879), (404, 6018530), (505, 4814824), (508, 4786390), (635, 3829112), (677, 3591560), (707, 3439160), (808, 3009265), (889, 2735080), (1010, 2407412), (1016, 2393195), (1270, 1914556), (1354, 1795780), (1414, 1719580), (1778, 1367540), (2020, 1203706), (2540, 957278), (2708, 897890), (2828, 859790), (3385, 718312), (3535, 687832), (3556, 683770), (4040, 601853), (4445, 547016), (4739, 513080), (5080, 478639), (5416, 448945), (5656, 429895), (6770, 359156), (7070, 343916), (7112, 341885), (8890, 273508), (9478, 256540), (12827, 189560), (13540, 179578), (14140, 171958), (17780, 136754), (18956, 128270), (23695, 102616), (25654, 94780), (27080, 89789), (28280, 85979), (35560, 68377), (37912, 64135), (47390, 51308)]