205018128

素因数分解:

$2^4\times 3^{10}\times 7^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 220

約数和(自身を含む): 702915328

約数和(自身を除く): 497897200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 54, 56, 62, 63, 72, 81, 84, 93, 108, 112, 124, 126, 144, 162, 168, 186, 189, 216, 217, 243, 248, 252, 279, 324, 336, 372, 378, 432, 434, 486, 496, 504, 558, 567, 648, 651, 729, 744, 756, 837, 868, 972, 1008, 1116, 1134, 1296, 1302, 1458, 1488, 1512, 1674, 1701, 1736, 1944, 1953, 2187, 2232, 2268, 2511, 2604, 2916, 3024, 3348, 3402, 3472, 3888, 3906, 4374, 4464, 4536, 5022, 5103, 5208, 5832, 5859, 6561, 6696, 6804, 7533, 7812, 8748, 9072, 10044, 10206, 10416, 11664, 11718, 13122, 13392, 13608, 15066, 15309, 15624, 17496, 17577, 19683, 20088, 20412, 22599, 23436, 26244, 27216, 30132, 30618, 31248, 34992, 35154, 39366, 40176, 40824, 45198, 45927, 46872, 52488, 52731, 59049, 60264, 61236, 67797, 70308, 78732, 81648, 90396, 91854, 93744, 104976, 105462, 118098, 120528, 122472, 135594, 137781, 140616, 157464, 158193, 180792, 183708, 203391, 210924, 236196, 244944, 271188, 275562, 281232, 314928, 316386, 361584, 367416, 406782, 413343, 421848, 472392, 474579, 542376, 551124, 610173, 632772, 734832, 813564, 826686, 843696, 944784, 949158, 1084752, 1102248, 1220346, 1265544, 1423737, 1627128, 1653372, 1830519, 1898316, 2204496, 2440692, 2531088, 2847474, 3254256, 3306744, 3661038, 3796632, 4271211, 4881384, 5694948, 6613488, 7322076, 7593264, 8542422, 9762768, 11389896, 12813633, 14644152, 17084844, 22779792, 25627266, 29288304, 34169688, 51254532, 68339376, 102509064, 205018128]

約数ペア:

[(1, 205018128), (2, 102509064), (3, 68339376), (4, 51254532), (6, 34169688), (7, 29288304), (8, 25627266), (9, 22779792), (12, 17084844), (14, 14644152), (16, 12813633), (18, 11389896), (21, 9762768), (24, 8542422), (27, 7593264), (28, 7322076), (31, 6613488), (36, 5694948), (42, 4881384), (48, 4271211), (54, 3796632), (56, 3661038), (62, 3306744), (63, 3254256), (72, 2847474), (81, 2531088), (84, 2440692), (93, 2204496), (108, 1898316), (112, 1830519), (124, 1653372), (126, 1627128), (144, 1423737), (162, 1265544), (168, 1220346), (186, 1102248), (189, 1084752), (216, 949158), (217, 944784), (243, 843696), (248, 826686), (252, 813564), (279, 734832), (324, 632772), (336, 610173), (372, 551124), (378, 542376), (432, 474579), (434, 472392), (486, 421848), (496, 413343), (504, 406782), (558, 367416), (567, 361584), (648, 316386), (651, 314928), (729, 281232), (744, 275562), (756, 271188), (837, 244944), (868, 236196), (972, 210924), (1008, 203391), (1116, 183708), (1134, 180792), (1296, 158193), (1302, 157464), (1458, 140616), (1488, 137781), (1512, 135594), (1674, 122472), (1701, 120528), (1736, 118098), (1944, 105462), (1953, 104976), (2187, 93744), (2232, 91854), (2268, 90396), (2511, 81648), (2604, 78732), (2916, 70308), (3024, 67797), (3348, 61236), (3402, 60264), (3472, 59049), (3888, 52731), (3906, 52488), (4374, 46872), (4464, 45927), (4536, 45198), (5022, 40824), (5103, 40176), (5208, 39366), (5832, 35154), (5859, 34992), (6561, 31248), (6696, 30618), (6804, 30132), (7533, 27216), (7812, 26244), (8748, 23436), (9072, 22599), (10044, 20412), (10206, 20088), (10416, 19683), (11664, 17577), (11718, 17496), (13122, 15624), (13392, 15309), (13608, 15066)]