290573920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2851}}^1$

素因数の和:2893

約数の個数: 144

約数和(自身を含む): 860288688

約数和(自身を除く): 569714768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2851, 2912, 3185, 3640, 3920, 5096, 5702, 6370, 7280, 7840, 10192, 11404, 12740, 14255, 14560, 19957, 20384, 22808, 25480, 28510, 37063, 39914, 45616, 50960, 57020, 74126, 79828, 91232, 99785, 101920, 114040, 139699, 148252, 159656, 185315, 199570, 228080, 259441, 279398, 296504, 319312, 370630, 399140, 456160, 518882, 558796, 593008, 638624, 698495, 741260, 798280, 1037764, 1117592, 1186016, 1297205, 1396990, 1482520, 1596560, 1816087, 2075528, 2235184, 2594410, 2793980, 2965040, 3193120, 3632174, 4151056, 4470368, 5188820, 5587960, 5930080, 7264348, 8302112, 9080435, 10377640, 11175920, 14528696, 18160870, 20755280, 22351840, 29057392, 36321740, 41510560, 58114784, 72643480, 145286960, 290573920]

約数ペア:

[(1, 290573920), (2, 145286960), (4, 72643480), (5, 58114784), (7, 41510560), (8, 36321740), (10, 29057392), (13, 22351840), (14, 20755280), (16, 18160870), (20, 14528696), (26, 11175920), (28, 10377640), (32, 9080435), (35, 8302112), (40, 7264348), (49, 5930080), (52, 5587960), (56, 5188820), (65, 4470368), (70, 4151056), (80, 3632174), (91, 3193120), (98, 2965040), (104, 2793980), (112, 2594410), (130, 2235184), (140, 2075528), (160, 1816087), (182, 1596560), (196, 1482520), (208, 1396990), (224, 1297205), (245, 1186016), (260, 1117592), (280, 1037764), (364, 798280), (392, 741260), (416, 698495), (455, 638624), (490, 593008), (520, 558796), (560, 518882), (637, 456160), (728, 399140), (784, 370630), (910, 319312), (980, 296504), (1040, 279398), (1120, 259441), (1274, 228080), (1456, 199570), (1568, 185315), (1820, 159656), (1960, 148252), (2080, 139699), (2548, 114040), (2851, 101920), (2912, 99785), (3185, 91232), (3640, 79828), (3920, 74126), (5096, 57020), (5702, 50960), (6370, 45616), (7280, 39914), (7840, 37063), (10192, 28510), (11404, 25480), (12740, 22808), (14255, 20384), (14560, 19957)]