221446680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2938

約数の個数: 192

約数和(自身を含む): 832537440

約数和(自身を除く): 611090760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2897, 2940, 3185, 3640, 3822, 5096, 5460, 5794, 5880, 6370, 7644, 8691, 9555, 10920, 11588, 12740, 14485, 15288, 17382, 19110, 20279, 23176, 25480, 28970, 34764, 37661, 38220, 40558, 43455, 57940, 60837, 69528, 75322, 76440, 81116, 86910, 101395, 112983, 115880, 121674, 141953, 150644, 162232, 173820, 188305, 202790, 225966, 243348, 263627, 283906, 301288, 304185, 347640, 376610, 405580, 425859, 451932, 486696, 527254, 564915, 567812, 608370, 709765, 753220, 790881, 811160, 851718, 903864, 1054508, 1129830, 1135624, 1216740, 1318135, 1419530, 1506440, 1581762, 1703436, 1845389, 2109016, 2129295, 2259660, 2433480, 2636270, 2839060, 3163524, 3406872, 3690778, 3954405, 4258590, 4519320, 5272540, 5536167, 5678120, 6327048, 7381556, 7908810, 8517180, 9226945, 10545080, 11072334, 14763112, 15817620, 17034360, 18453890, 22144668, 27680835, 31635240, 36907780, 44289336, 55361670, 73815560, 110723340, 221446680]

約数ペア:

[(1, 221446680), (2, 110723340), (3, 73815560), (4, 55361670), (5, 44289336), (6, 36907780), (7, 31635240), (8, 27680835), (10, 22144668), (12, 18453890), (13, 17034360), (14, 15817620), (15, 14763112), (20, 11072334), (21, 10545080), (24, 9226945), (26, 8517180), (28, 7908810), (30, 7381556), (35, 6327048), (39, 5678120), (40, 5536167), (42, 5272540), (49, 4519320), (52, 4258590), (56, 3954405), (60, 3690778), (65, 3406872), (70, 3163524), (78, 2839060), (84, 2636270), (91, 2433480), (98, 2259660), (104, 2129295), (105, 2109016), (120, 1845389), (130, 1703436), (140, 1581762), (147, 1506440), (156, 1419530), (168, 1318135), (182, 1216740), (195, 1135624), (196, 1129830), (210, 1054508), (245, 903864), (260, 851718), (273, 811160), (280, 790881), (294, 753220), (312, 709765), (364, 608370), (390, 567812), (392, 564915), (420, 527254), (455, 486696), (490, 451932), (520, 425859), (546, 405580), (588, 376610), (637, 347640), (728, 304185), (735, 301288), (780, 283906), (840, 263627), (910, 243348), (980, 225966), (1092, 202790), (1176, 188305), (1274, 173820), (1365, 162232), (1470, 150644), (1560, 141953), (1820, 121674), (1911, 115880), (1960, 112983), (2184, 101395), (2548, 86910), (2730, 81116), (2897, 76440), (2940, 75322), (3185, 69528), (3640, 60837), (3822, 57940), (5096, 43455), (5460, 40558), (5794, 38220), (5880, 37661), (6370, 34764), (7644, 28970), (8691, 25480), (9555, 23176), (10920, 20279), (11588, 19110), (12740, 17382), (14485, 15288)]