2987887760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5557}}^1$

素因数の和:5641

約数の個数: 160

約数和(自身を含む): 8336466432

約数和(自身を除く): 5348578672

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 47, 52, 55, 65, 80, 88, 94, 104, 110, 130, 143, 176, 188, 208, 220, 235, 260, 286, 376, 440, 470, 517, 520, 572, 611, 715, 752, 880, 940, 1034, 1040, 1144, 1222, 1430, 1880, 2068, 2288, 2444, 2585, 2860, 3055, 3760, 4136, 4888, 5170, 5557, 5720, 6110, 6721, 8272, 9776, 10340, 11114, 11440, 12220, 13442, 20680, 22228, 24440, 26884, 27785, 33605, 41360, 44456, 48880, 53768, 55570, 61127, 67210, 72241, 88912, 107536, 111140, 122254, 134420, 144482, 222280, 244508, 261179, 268840, 288964, 305635, 361205, 444560, 489016, 522358, 537680, 577928, 611270, 722410, 794651, 978032, 1044716, 1155856, 1222540, 1305895, 1444820, 1589302, 2089432, 2445080, 2611790, 2872969, 2889640, 3178604, 3395327, 3973255, 4178864, 4890160, 5223580, 5745938, 5779280, 6357208, 6790654, 7946510, 10447160, 11491876, 12714416, 13581308, 14364845, 15893020, 16976635, 20894320, 22983752, 27162616, 28729690, 31786040, 33953270, 37348597, 45967504, 54325232, 57459380, 63572080, 67906540, 74697194, 114918760, 135813080, 149394388, 186742985, 229837520, 271626160, 298788776, 373485970, 597577552, 746971940, 1493943880, 2987887760]

約数ペア:

[(1, 2987887760), (2, 1493943880), (4, 746971940), (5, 597577552), (8, 373485970), (10, 298788776), (11, 271626160), (13, 229837520), (16, 186742985), (20, 149394388), (22, 135813080), (26, 114918760), (40, 74697194), (44, 67906540), (47, 63572080), (52, 57459380), (55, 54325232), (65, 45967504), (80, 37348597), (88, 33953270), (94, 31786040), (104, 28729690), (110, 27162616), (130, 22983752), (143, 20894320), (176, 16976635), (188, 15893020), (208, 14364845), (220, 13581308), (235, 12714416), (260, 11491876), (286, 10447160), (376, 7946510), (440, 6790654), (470, 6357208), (517, 5779280), (520, 5745938), (572, 5223580), (611, 4890160), (715, 4178864), (752, 3973255), (880, 3395327), (940, 3178604), (1034, 2889640), (1040, 2872969), (1144, 2611790), (1222, 2445080), (1430, 2089432), (1880, 1589302), (2068, 1444820), (2288, 1305895), (2444, 1222540), (2585, 1155856), (2860, 1044716), (3055, 978032), (3760, 794651), (4136, 722410), (4888, 611270), (5170, 577928), (5557, 537680), (5720, 522358), (6110, 489016), (6721, 444560), (8272, 361205), (9776, 305635), (10340, 288964), (11114, 268840), (11440, 261179), (12220, 244508), (13442, 222280), (20680, 144482), (22228, 134420), (24440, 122254), (26884, 111140), (27785, 107536), (33605, 88912), (41360, 72241), (44456, 67210), (48880, 61127), (53768, 55570)]