419205780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{5281}}^1$

素因数の和:5316

約数の個数: 180

約数和(自身を含む): 1530058068

約数和(自身を除く): 1110852288

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3969, 4410, 5281, 5292, 5670, 6615, 7938, 8820, 10562, 11340, 13230, 15843, 15876, 19845, 21124, 26405, 26460, 31686, 36967, 39690, 47529, 52810, 63372, 73934, 79215, 79380, 95058, 105620, 110901, 142587, 147868, 158430, 184835, 190116, 221802, 237645, 258769, 285174, 316860, 332703, 369670, 427761, 443604, 475290, 517538, 554505, 570348, 665406, 712935, 739340, 776307, 855522, 950580, 998109, 1035076, 1109010, 1293845, 1330812, 1425870, 1552614, 1663515, 1711044, 1996218, 2138805, 2218020, 2328921, 2587690, 2851740, 2994327, 3105228, 3327030, 3881535, 3992436, 4277610, 4657842, 4990545, 5175380, 5988654, 6654060, 6986763, 7763070, 8555220, 9315684, 9981090, 11644605, 11977308, 13973526, 14971635, 15526140, 19962180, 20960289, 23289210, 27947052, 29943270, 34933815, 41920578, 46578420, 59886540, 69867630, 83841156, 104801445, 139735260, 209602890, 419205780]

約数ペア:

[(1, 419205780), (2, 209602890), (3, 139735260), (4, 104801445), (5, 83841156), (6, 69867630), (7, 59886540), (9, 46578420), (10, 41920578), (12, 34933815), (14, 29943270), (15, 27947052), (18, 23289210), (20, 20960289), (21, 19962180), (27, 15526140), (28, 14971635), (30, 13973526), (35, 11977308), (36, 11644605), (42, 9981090), (45, 9315684), (49, 8555220), (54, 7763070), (60, 6986763), (63, 6654060), (70, 5988654), (81, 5175380), (84, 4990545), (90, 4657842), (98, 4277610), (105, 3992436), (108, 3881535), (126, 3327030), (135, 3105228), (140, 2994327), (147, 2851740), (162, 2587690), (180, 2328921), (189, 2218020), (196, 2138805), (210, 1996218), (245, 1711044), (252, 1663515), (270, 1552614), (294, 1425870), (315, 1330812), (324, 1293845), (378, 1109010), (405, 1035076), (420, 998109), (441, 950580), (490, 855522), (540, 776307), (567, 739340), (588, 712935), (630, 665406), (735, 570348), (756, 554505), (810, 517538), (882, 475290), (945, 443604), (980, 427761), (1134, 369670), (1260, 332703), (1323, 316860), (1470, 285174), (1620, 258769), (1764, 237645), (1890, 221802), (2205, 190116), (2268, 184835), (2646, 158430), (2835, 147868), (2940, 142587), (3780, 110901), (3969, 105620), (4410, 95058), (5281, 79380), (5292, 79215), (5670, 73934), (6615, 63372), (7938, 52810), (8820, 47529), (10562, 39690), (11340, 36967), (13230, 31686), (15843, 26460), (15876, 26405), (19845, 21124)]