319635680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:821

約数の個数: 192

約数和(自身を含む): 962720640

約数和(自身を除く): 643084960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 160, 182, 203, 208, 224, 232, 260, 280, 290, 364, 377, 406, 416, 455, 464, 520, 560, 580, 728, 754, 757, 812, 910, 928, 1015, 1040, 1120, 1160, 1456, 1508, 1514, 1624, 1820, 1885, 2030, 2080, 2320, 2639, 2912, 3016, 3028, 3248, 3640, 3770, 3785, 4060, 4640, 5278, 5299, 6032, 6056, 6496, 7280, 7540, 7570, 8120, 9841, 10556, 10598, 12064, 12112, 13195, 14560, 15080, 15140, 16240, 19682, 21112, 21196, 21953, 24224, 26390, 26495, 30160, 30280, 32480, 39364, 42224, 42392, 43906, 49205, 52780, 52990, 60320, 60560, 68887, 78728, 84448, 84784, 87812, 98410, 105560, 105980, 109765, 121120, 137774, 153671, 157456, 169568, 175624, 196820, 211120, 211960, 219530, 275548, 285389, 307342, 314912, 344435, 351248, 393640, 422240, 423920, 439060, 551096, 570778, 614684, 688870, 702496, 768355, 787280, 847840, 878120, 1102192, 1141556, 1229368, 1377740, 1426945, 1536710, 1574560, 1756240, 1997723, 2204384, 2283112, 2458736, 2755480, 2853890, 3073420, 3512480, 3995446, 4566224, 4917472, 5510960, 5707780, 6146840, 7990892, 9132448, 9988615, 11021920, 11415560, 12293680, 15981784, 19977230, 22831120, 24587360, 31963568, 39954460, 45662240, 63927136, 79908920, 159817840, 319635680]

約数ペア:

[(1, 319635680), (2, 159817840), (4, 79908920), (5, 63927136), (7, 45662240), (8, 39954460), (10, 31963568), (13, 24587360), (14, 22831120), (16, 19977230), (20, 15981784), (26, 12293680), (28, 11415560), (29, 11021920), (32, 9988615), (35, 9132448), (40, 7990892), (52, 6146840), (56, 5707780), (58, 5510960), (65, 4917472), (70, 4566224), (80, 3995446), (91, 3512480), (104, 3073420), (112, 2853890), (116, 2755480), (130, 2458736), (140, 2283112), (145, 2204384), (160, 1997723), (182, 1756240), (203, 1574560), (208, 1536710), (224, 1426945), (232, 1377740), (260, 1229368), (280, 1141556), (290, 1102192), (364, 878120), (377, 847840), (406, 787280), (416, 768355), (455, 702496), (464, 688870), (520, 614684), (560, 570778), (580, 551096), (728, 439060), (754, 423920), (757, 422240), (812, 393640), (910, 351248), (928, 344435), (1015, 314912), (1040, 307342), (1120, 285389), (1160, 275548), (1456, 219530), (1508, 211960), (1514, 211120), (1624, 196820), (1820, 175624), (1885, 169568), (2030, 157456), (2080, 153671), (2320, 137774), (2639, 121120), (2912, 109765), (3016, 105980), (3028, 105560), (3248, 98410), (3640, 87812), (3770, 84784), (3785, 84448), (4060, 78728), (4640, 68887), (5278, 60560), (5299, 60320), (6032, 52990), (6056, 52780), (6496, 49205), (7280, 43906), (7540, 42392), (7570, 42224), (8120, 39364), (9841, 32480), (10556, 30280), (10598, 30160), (12064, 26495), (12112, 26390), (13195, 24224), (14560, 21953), (15080, 21196), (15140, 21112), (16240, 19682)]