812702960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 160

約数和(自身を含む): 2089152000

約数和(自身を除く): 1276449040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 103, 116, 145, 152, 179, 190, 206, 232, 290, 304, 358, 380, 412, 464, 515, 551, 580, 716, 760, 824, 895, 1030, 1102, 1160, 1432, 1520, 1648, 1790, 1957, 2060, 2204, 2320, 2755, 2864, 2987, 3401, 3580, 3914, 4120, 4408, 5191, 5510, 5974, 6802, 7160, 7828, 8240, 8816, 9785, 10382, 11020, 11948, 13604, 14320, 14935, 15656, 17005, 18437, 19570, 20764, 22040, 23896, 25955, 27208, 29870, 31312, 34010, 36874, 39140, 41528, 44080, 47792, 51910, 54416, 56753, 59740, 68020, 73748, 78280, 83056, 92185, 98629, 103820, 113506, 119480, 136040, 147496, 156560, 184370, 197258, 207640, 227012, 238960, 272080, 283765, 294992, 350303, 368740, 394516, 415280, 454024, 493145, 534673, 567530, 700606, 737480, 789032, 908048, 986290, 1069346, 1135060, 1401212, 1474960, 1578064, 1751515, 1972580, 2138692, 2270120, 2673365, 2802424, 3503030, 3945160, 4277384, 4540240, 5346730, 5604848, 7006060, 7890320, 8554768, 10158787, 10693460, 14012120, 20317574, 21386920, 28024240, 40635148, 42773840, 50793935, 81270296, 101587870, 162540592, 203175740, 406351480, 812702960]

約数ペア:

[(1, 812702960), (2, 406351480), (4, 203175740), (5, 162540592), (8, 101587870), (10, 81270296), (16, 50793935), (19, 42773840), (20, 40635148), (29, 28024240), (38, 21386920), (40, 20317574), (58, 14012120), (76, 10693460), (80, 10158787), (95, 8554768), (103, 7890320), (116, 7006060), (145, 5604848), (152, 5346730), (179, 4540240), (190, 4277384), (206, 3945160), (232, 3503030), (290, 2802424), (304, 2673365), (358, 2270120), (380, 2138692), (412, 1972580), (464, 1751515), (515, 1578064), (551, 1474960), (580, 1401212), (716, 1135060), (760, 1069346), (824, 986290), (895, 908048), (1030, 789032), (1102, 737480), (1160, 700606), (1432, 567530), (1520, 534673), (1648, 493145), (1790, 454024), (1957, 415280), (2060, 394516), (2204, 368740), (2320, 350303), (2755, 294992), (2864, 283765), (2987, 272080), (3401, 238960), (3580, 227012), (3914, 207640), (4120, 197258), (4408, 184370), (5191, 156560), (5510, 147496), (5974, 136040), (6802, 119480), (7160, 113506), (7828, 103820), (8240, 98629), (8816, 92185), (9785, 83056), (10382, 78280), (11020, 73748), (11948, 68020), (13604, 59740), (14320, 56753), (14935, 54416), (15656, 51910), (17005, 47792), (18437, 44080), (19570, 41528), (20764, 39140), (22040, 36874), (23896, 34010), (25955, 31312), (27208, 29870)]