830658640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:921

約数の個数: 160

約数和(自身を含む): 2319851520

約数和(自身を除く): 1489192880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 59, 62, 70, 80, 112, 118, 124, 140, 155, 217, 236, 248, 280, 295, 310, 413, 434, 472, 496, 560, 590, 620, 811, 826, 868, 944, 1085, 1180, 1240, 1622, 1652, 1736, 1829, 2065, 2170, 2360, 2480, 3244, 3304, 3472, 3658, 4055, 4130, 4340, 4720, 5677, 6488, 6608, 7316, 8110, 8260, 8680, 9145, 11354, 12803, 12976, 14632, 16220, 16520, 17360, 18290, 22708, 25141, 25606, 28385, 29264, 32440, 33040, 36580, 45416, 47849, 50282, 51212, 56770, 64015, 64880, 73160, 90832, 95698, 100564, 102424, 113540, 125705, 128030, 146320, 175987, 191396, 201128, 204848, 227080, 239245, 251410, 256060, 334943, 351974, 382792, 402256, 454160, 478490, 502820, 512120, 669886, 703948, 765584, 879935, 956980, 1005640, 1024240, 1339772, 1407896, 1483319, 1674715, 1759870, 1913960, 2011280, 2679544, 2815792, 2966638, 3349430, 3519740, 3827920, 5359088, 5933276, 6698860, 7039480, 7416595, 10383233, 11866552, 13397720, 14078960, 14833190, 20766466, 23733104, 26795440, 29666380, 41532932, 51916165, 59332760, 83065864, 103832330, 118665520, 166131728, 207664660, 415329320, 830658640]

約数ペア:

[(1, 830658640), (2, 415329320), (4, 207664660), (5, 166131728), (7, 118665520), (8, 103832330), (10, 83065864), (14, 59332760), (16, 51916165), (20, 41532932), (28, 29666380), (31, 26795440), (35, 23733104), (40, 20766466), (56, 14833190), (59, 14078960), (62, 13397720), (70, 11866552), (80, 10383233), (112, 7416595), (118, 7039480), (124, 6698860), (140, 5933276), (155, 5359088), (217, 3827920), (236, 3519740), (248, 3349430), (280, 2966638), (295, 2815792), (310, 2679544), (413, 2011280), (434, 1913960), (472, 1759870), (496, 1674715), (560, 1483319), (590, 1407896), (620, 1339772), (811, 1024240), (826, 1005640), (868, 956980), (944, 879935), (1085, 765584), (1180, 703948), (1240, 669886), (1622, 512120), (1652, 502820), (1736, 478490), (1829, 454160), (2065, 402256), (2170, 382792), (2360, 351974), (2480, 334943), (3244, 256060), (3304, 251410), (3472, 239245), (3658, 227080), (4055, 204848), (4130, 201128), (4340, 191396), (4720, 175987), (5677, 146320), (6488, 128030), (6608, 125705), (7316, 113540), (8110, 102424), (8260, 100564), (8680, 95698), (9145, 90832), (11354, 73160), (12803, 64880), (12976, 64015), (14632, 56770), (16220, 51212), (16520, 50282), (17360, 47849), (18290, 45416), (22708, 36580), (25141, 33040), (25606, 32440), (28385, 29264)]