277281180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:505

約数の個数: 216

約数和(自身を含む): 958557600

約数和(自身を除く): 681276420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 121, 132, 145, 165, 174, 180, 198, 220, 242, 261, 290, 319, 330, 348, 363, 396, 435, 439, 484, 495, 522, 580, 605, 638, 660, 726, 870, 878, 957, 990, 1044, 1089, 1210, 1276, 1305, 1317, 1452, 1595, 1740, 1756, 1815, 1914, 1980, 2178, 2195, 2420, 2610, 2634, 2871, 3190, 3509, 3630, 3828, 3951, 4356, 4390, 4785, 4829, 5220, 5268, 5445, 5742, 6380, 6585, 7018, 7260, 7902, 8780, 9570, 9658, 10527, 10890, 11484, 12731, 13170, 14036, 14355, 14487, 15804, 17545, 19140, 19316, 19755, 21054, 21780, 24145, 25462, 26340, 28710, 28974, 31581, 35090, 38193, 39510, 42108, 43461, 48290, 50924, 52635, 53119, 57420, 57948, 63162, 63655, 70180, 72435, 76386, 79020, 86922, 96580, 105270, 106238, 114579, 126324, 127310, 140041, 144870, 152772, 157905, 159357, 173844, 190965, 210540, 212476, 217305, 229158, 254620, 265595, 280082, 289740, 315810, 318714, 381930, 420123, 434610, 458316, 478071, 531190, 560164, 572895, 631620, 637428, 700205, 763860, 796785, 840246, 869220, 956142, 1062380, 1145790, 1260369, 1400410, 1540451, 1593570, 1680492, 1912284, 2100615, 2291580, 2390355, 2520738, 2800820, 3080902, 3187140, 4201230, 4621353, 4780710, 5041476, 6161804, 6301845, 7702255, 8402460, 9242706, 9561420, 12603690, 13864059, 15404510, 18485412, 23106765, 25207380, 27728118, 30809020, 46213530, 55456236, 69320295, 92427060, 138640590, 277281180]

約数ペア:

[(1, 277281180), (2, 138640590), (3, 92427060), (4, 69320295), (5, 55456236), (6, 46213530), (9, 30809020), (10, 27728118), (11, 25207380), (12, 23106765), (15, 18485412), (18, 15404510), (20, 13864059), (22, 12603690), (29, 9561420), (30, 9242706), (33, 8402460), (36, 7702255), (44, 6301845), (45, 6161804), (55, 5041476), (58, 4780710), (60, 4621353), (66, 4201230), (87, 3187140), (90, 3080902), (99, 2800820), (110, 2520738), (116, 2390355), (121, 2291580), (132, 2100615), (145, 1912284), (165, 1680492), (174, 1593570), (180, 1540451), (198, 1400410), (220, 1260369), (242, 1145790), (261, 1062380), (290, 956142), (319, 869220), (330, 840246), (348, 796785), (363, 763860), (396, 700205), (435, 637428), (439, 631620), (484, 572895), (495, 560164), (522, 531190), (580, 478071), (605, 458316), (638, 434610), (660, 420123), (726, 381930), (870, 318714), (878, 315810), (957, 289740), (990, 280082), (1044, 265595), (1089, 254620), (1210, 229158), (1276, 217305), (1305, 212476), (1317, 210540), (1452, 190965), (1595, 173844), (1740, 159357), (1756, 157905), (1815, 152772), (1914, 144870), (1980, 140041), (2178, 127310), (2195, 126324), (2420, 114579), (2610, 106238), (2634, 105270), (2871, 96580), (3190, 86922), (3509, 79020), (3630, 76386), (3828, 72435), (3951, 70180), (4356, 63655), (4390, 63162), (4785, 57948), (4829, 57420), (5220, 53119), (5268, 52635), (5445, 50924), (5742, 48290), (6380, 43461), (6585, 42108), (7018, 39510), (7260, 38193), (7902, 35090), (8780, 31581), (9570, 28974), (9658, 28710), (10527, 26340), (10890, 25462), (11484, 24145), (12731, 21780), (13170, 21054), (14036, 19755), (14355, 19316), (14487, 19140), (15804, 17545)]