205561920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{919}}^1$

素因数の和:1172

約数の個数: 112

約数和(自身を含む): 656173440

約数和(自身を除く): 450611520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 233, 240, 320, 466, 480, 699, 919, 932, 960, 1165, 1398, 1838, 1864, 2330, 2757, 2796, 3495, 3676, 3728, 4595, 4660, 5514, 5592, 6990, 7352, 7456, 9190, 9320, 11028, 11184, 13785, 13980, 14704, 14912, 18380, 18640, 22056, 22368, 27570, 27960, 29408, 36760, 37280, 44112, 44736, 55140, 55920, 58816, 73520, 74560, 88224, 110280, 111840, 147040, 176448, 214127, 220560, 223680, 294080, 428254, 441120, 642381, 856508, 882240, 1070635, 1284762, 1713016, 2141270, 2569524, 3211905, 3426032, 4282540, 5139048, 6423810, 6852064, 8565080, 10278096, 12847620, 13704128, 17130160, 20556192, 25695240, 34260320, 41112384, 51390480, 68520640, 102780960, 205561920]

約数ペア:

[(1, 205561920), (2, 102780960), (3, 68520640), (4, 51390480), (5, 41112384), (6, 34260320), (8, 25695240), (10, 20556192), (12, 17130160), (15, 13704128), (16, 12847620), (20, 10278096), (24, 8565080), (30, 6852064), (32, 6423810), (40, 5139048), (48, 4282540), (60, 3426032), (64, 3211905), (80, 2569524), (96, 2141270), (120, 1713016), (160, 1284762), (192, 1070635), (233, 882240), (240, 856508), (320, 642381), (466, 441120), (480, 428254), (699, 294080), (919, 223680), (932, 220560), (960, 214127), (1165, 176448), (1398, 147040), (1838, 111840), (1864, 110280), (2330, 88224), (2757, 74560), (2796, 73520), (3495, 58816), (3676, 55920), (3728, 55140), (4595, 44736), (4660, 44112), (5514, 37280), (5592, 36760), (6990, 29408), (7352, 27960), (7456, 27570), (9190, 22368), (9320, 22056), (11028, 18640), (11184, 18380), (13785, 14912), (13980, 14704)]