81627810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 218332800

約数和(自身を除く): 136704990

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 113, 121, 165, 199, 226, 242, 330, 339, 363, 398, 565, 597, 605, 678, 726, 995, 1130, 1194, 1210, 1243, 1695, 1815, 1990, 2189, 2486, 2985, 3390, 3630, 3729, 4378, 5970, 6215, 6567, 7458, 10945, 12430, 13134, 13673, 18645, 21890, 22487, 24079, 27346, 32835, 37290, 41019, 44974, 48158, 65670, 67461, 68365, 72237, 82038, 112435, 120395, 134922, 136730, 144474, 205095, 224870, 240790, 247357, 337305, 361185, 410190, 494714, 674610, 722370, 742071, 1236785, 1484142, 2473570, 2720927, 3710355, 5441854, 7420710, 8162781, 13604635, 16325562, 27209270, 40813905, 81627810]

約数ペア:

[(1, 81627810), (2, 40813905), (3, 27209270), (5, 16325562), (6, 13604635), (10, 8162781), (11, 7420710), (15, 5441854), (22, 3710355), (30, 2720927), (33, 2473570), (55, 1484142), (66, 1236785), (110, 742071), (113, 722370), (121, 674610), (165, 494714), (199, 410190), (226, 361185), (242, 337305), (330, 247357), (339, 240790), (363, 224870), (398, 205095), (565, 144474), (597, 136730), (605, 134922), (678, 120395), (726, 112435), (995, 82038), (1130, 72237), (1194, 68365), (1210, 67461), (1243, 65670), (1695, 48158), (1815, 44974), (1990, 41019), (2189, 37290), (2486, 32835), (2985, 27346), (3390, 24079), (3630, 22487), (3729, 21890), (4378, 18645), (5970, 13673), (6215, 13134), (6567, 12430), (7458, 10945)]