515989980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 288

約数和(自身を含む): 1809864000

約数和(自身を除く): 1293874020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 53, 54, 55, 60, 66, 90, 99, 106, 108, 110, 121, 132, 135, 149, 159, 165, 180, 198, 212, 220, 242, 265, 270, 297, 298, 318, 330, 363, 396, 447, 477, 484, 495, 530, 540, 583, 594, 596, 605, 636, 660, 726, 745, 795, 894, 954, 990, 1060, 1089, 1166, 1188, 1210, 1341, 1431, 1452, 1485, 1490, 1590, 1639, 1749, 1788, 1815, 1908, 1980, 2178, 2235, 2332, 2385, 2420, 2682, 2862, 2915, 2970, 2980, 3180, 3267, 3278, 3498, 3630, 4023, 4356, 4470, 4770, 4917, 5247, 5364, 5445, 5724, 5830, 5940, 6413, 6534, 6556, 6705, 6996, 7155, 7260, 7897, 8046, 8195, 8745, 8940, 9540, 9834, 10494, 10890, 11660, 12826, 13068, 13410, 14310, 14751, 15741, 15794, 16092, 16335, 16390, 17490, 18029, 19239, 19668, 20115, 20988, 21780, 23691, 24585, 25652, 26235, 26820, 28620, 29502, 31482, 31588, 32065, 32670, 32780, 34980, 36058, 38478, 39485, 40230, 44253, 47382, 49170, 52470, 54087, 57717, 59004, 62964, 64130, 65340, 71073, 72116, 73755, 76956, 78705, 78970, 80460, 86867, 88506, 90145, 94764, 96195, 98340, 104940, 108174, 115434, 118455, 128260, 142146, 147510, 157410, 157940, 162261, 173151, 173734, 177012, 180290, 192390, 213219, 216348, 221265, 230868, 236910, 260601, 270435, 284292, 288585, 295020, 314820, 324522, 346302, 347468, 355365, 360580, 384780, 426438, 434335, 442530, 473820, 486783, 521202, 540870, 577170, 649044, 692604, 710730, 781803, 811305, 852876, 865755, 868670, 885060, 955537, 973566, 1042404, 1066095, 1081740, 1154340, 1303005, 1421460, 1563606, 1622610, 1731510, 1737340, 1911074, 1947132, 2132190, 2345409, 2433915, 2606010, 2866611, 3127212, 3245220, 3463020, 3822148, 3909015, 4264380, 4690818, 4777685, 4867830, 5212020, 5733222, 7818030, 8599833, 9381636, 9555370, 9735660, 11466444, 11727045, 14333055, 15636060, 17199666, 19110740, 23454090, 25799499, 28666110, 34399332, 42999165, 46908180, 51598998, 57332220, 85998330, 103197996, 128997495, 171996660, 257994990, 515989980]

約数ペア:

[(1, 515989980), (2, 257994990), (3, 171996660), (4, 128997495), (5, 103197996), (6, 85998330), (9, 57332220), (10, 51598998), (11, 46908180), (12, 42999165), (15, 34399332), (18, 28666110), (20, 25799499), (22, 23454090), (27, 19110740), (30, 17199666), (33, 15636060), (36, 14333055), (44, 11727045), (45, 11466444), (53, 9735660), (54, 9555370), (55, 9381636), (60, 8599833), (66, 7818030), (90, 5733222), (99, 5212020), (106, 4867830), (108, 4777685), (110, 4690818), (121, 4264380), (132, 3909015), (135, 3822148), (149, 3463020), (159, 3245220), (165, 3127212), (180, 2866611), (198, 2606010), (212, 2433915), (220, 2345409), (242, 2132190), (265, 1947132), (270, 1911074), (297, 1737340), (298, 1731510), (318, 1622610), (330, 1563606), (363, 1421460), (396, 1303005), (447, 1154340), (477, 1081740), (484, 1066095), (495, 1042404), (530, 973566), (540, 955537), (583, 885060), (594, 868670), (596, 865755), (605, 852876), (636, 811305), (660, 781803), (726, 710730), (745, 692604), (795, 649044), (894, 577170), (954, 540870), (990, 521202), (1060, 486783), (1089, 473820), (1166, 442530), (1188, 434335), (1210, 426438), (1341, 384780), (1431, 360580), (1452, 355365), (1485, 347468), (1490, 346302), (1590, 324522), (1639, 314820), (1749, 295020), (1788, 288585), (1815, 284292), (1908, 270435), (1980, 260601), (2178, 236910), (2235, 230868), (2332, 221265), (2385, 216348), (2420, 213219), (2682, 192390), (2862, 180290), (2915, 177012), (2970, 173734), (2980, 173151), (3180, 162261), (3267, 157940), (3278, 157410), (3498, 147510), (3630, 142146), (4023, 128260), (4356, 118455), (4470, 115434), (4770, 108174), (4917, 104940), (5247, 98340), (5364, 96195), (5445, 94764), (5724, 90145), (5830, 88506), (5940, 86867), (6413, 80460), (6534, 78970), (6556, 78705), (6705, 76956), (6996, 73755), (7155, 72116), (7260, 71073), (7897, 65340), (8046, 64130), (8195, 62964), (8745, 59004), (8940, 57717), (9540, 54087), (9834, 52470), (10494, 49170), (10890, 47382), (11660, 44253), (12826, 40230), (13068, 39485), (13410, 38478), (14310, 36058), (14751, 34980), (15741, 32780), (15794, 32670), (16092, 32065), (16335, 31588), (16390, 31482), (17490, 29502), (18029, 28620), (19239, 26820), (19668, 26235), (20115, 25652), (20988, 24585), (21780, 23691)]