181065780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{2281}}^1$

素因数の和:2316

約数の個数: 180

約数和(自身を含む): 661036068

約数和(自身を除く): 479970288

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, 2281, 2646, 2835, 2940, 3780, 3969, 4410, 4562, 5292, 5670, 6615, 6843, 7938, 8820, 9124, 11340, 11405, 13230, 13686, 15876, 15967, 19845, 20529, 22810, 26460, 27372, 31934, 34215, 39690, 41058, 45620, 47901, 61587, 63868, 68430, 79380, 79835, 82116, 95802, 102645, 111769, 123174, 136860, 143703, 159670, 184761, 191604, 205290, 223538, 239505, 246348, 287406, 307935, 319340, 335307, 369522, 410580, 431109, 447076, 479010, 558845, 574812, 615870, 670614, 718515, 739044, 862218, 923805, 958020, 1005921, 1117690, 1231740, 1293327, 1341228, 1437030, 1676535, 1724436, 1847610, 2011842, 2155545, 2235380, 2586654, 2874060, 3017763, 3353070, 3695220, 4023684, 4311090, 5029605, 5173308, 6035526, 6466635, 6706140, 8622180, 9053289, 10059210, 12071052, 12933270, 15088815, 18106578, 20118420, 25866540, 30177630, 36213156, 45266445, 60355260, 90532890, 181065780]

約数ペア:

[(1, 181065780), (2, 90532890), (3, 60355260), (4, 45266445), (5, 36213156), (6, 30177630), (7, 25866540), (9, 20118420), (10, 18106578), (12, 15088815), (14, 12933270), (15, 12071052), (18, 10059210), (20, 9053289), (21, 8622180), (27, 6706140), (28, 6466635), (30, 6035526), (35, 5173308), (36, 5029605), (42, 4311090), (45, 4023684), (49, 3695220), (54, 3353070), (60, 3017763), (63, 2874060), (70, 2586654), (81, 2235380), (84, 2155545), (90, 2011842), (98, 1847610), (105, 1724436), (108, 1676535), (126, 1437030), (135, 1341228), (140, 1293327), (147, 1231740), (162, 1117690), (180, 1005921), (189, 958020), (196, 923805), (210, 862218), (245, 739044), (252, 718515), (270, 670614), (294, 615870), (315, 574812), (324, 558845), (378, 479010), (405, 447076), (420, 431109), (441, 410580), (490, 369522), (540, 335307), (567, 319340), (588, 307935), (630, 287406), (735, 246348), (756, 239505), (810, 223538), (882, 205290), (945, 191604), (980, 184761), (1134, 159670), (1260, 143703), (1323, 136860), (1470, 123174), (1620, 111769), (1764, 102645), (1890, 95802), (2205, 82116), (2268, 79835), (2281, 79380), (2646, 68430), (2835, 63868), (2940, 61587), (3780, 47901), (3969, 45620), (4410, 41058), (4562, 39690), (5292, 34215), (5670, 31934), (6615, 27372), (6843, 26460), (7938, 22810), (8820, 20529), (9124, 19845), (11340, 15967), (11405, 15876), (13230, 13686)]