20218678080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19483}}^1$

素因数の和:19573

約数の個数: 224

約数和(自身を含む): 68414091264

約数和(自身を除く): 48195413184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 47, 48, 60, 64, 69, 80, 92, 94, 96, 115, 120, 138, 141, 160, 184, 188, 192, 230, 235, 240, 276, 282, 320, 345, 368, 376, 460, 470, 480, 552, 564, 690, 705, 736, 752, 920, 940, 960, 1081, 1104, 1128, 1380, 1410, 1472, 1504, 1840, 1880, 2162, 2208, 2256, 2760, 2820, 3008, 3243, 3680, 3760, 4324, 4416, 4512, 5405, 5520, 5640, 6486, 7360, 7520, 8648, 9024, 10810, 11040, 11280, 12972, 15040, 16215, 17296, 19483, 21620, 22080, 22560, 25944, 32430, 34592, 38966, 43240, 45120, 51888, 58449, 64860, 69184, 77932, 86480, 97415, 103776, 116898, 129720, 155864, 172960, 194830, 207552, 233796, 259440, 292245, 311728, 345920, 389660, 448109, 467592, 518880, 584490, 623456, 779320, 896218, 915701, 935184, 1037760, 1168980, 1246912, 1344327, 1558640, 1792436, 1831402, 1870368, 2240545, 2337960, 2688654, 2747103, 3117280, 3584872, 3662804, 3740736, 4481090, 4578505, 4675920, 5377308, 5494206, 6234560, 6721635, 7169744, 7325608, 8962180, 9157010, 9351840, 10754616, 10988412, 13443270, 13735515, 14339488, 14651216, 17924360, 18314020, 18703680, 21061123, 21509232, 21976824, 26886540, 27471030, 28678976, 29302432, 35848720, 36628040, 42122246, 43018464, 43953648, 53773080, 54942060, 58604864, 63183369, 71697440, 73256080, 84244492, 86036928, 87907296, 105305615, 107546160, 109884120, 126366738, 143394880, 146512160, 168488984, 175814592, 210611230, 215092320, 219768240, 252733476, 293024320, 315916845, 336977968, 421222460, 430184640, 439536480, 505466952, 631833690, 673955936, 842444920, 879072960, 1010933904, 1263667380, 1347911872, 1684889840, 2021867808, 2527334760, 3369779680, 4043735616, 5054669520, 6739559360, 10109339040, 20218678080]

約数ペア:

[(1, 20218678080), (2, 10109339040), (3, 6739559360), (4, 5054669520), (5, 4043735616), (6, 3369779680), (8, 2527334760), (10, 2021867808), (12, 1684889840), (15, 1347911872), (16, 1263667380), (20, 1010933904), (23, 879072960), (24, 842444920), (30, 673955936), (32, 631833690), (40, 505466952), (46, 439536480), (47, 430184640), (48, 421222460), (60, 336977968), (64, 315916845), (69, 293024320), (80, 252733476), (92, 219768240), (94, 215092320), (96, 210611230), (115, 175814592), (120, 168488984), (138, 146512160), (141, 143394880), (160, 126366738), (184, 109884120), (188, 107546160), (192, 105305615), (230, 87907296), (235, 86036928), (240, 84244492), (276, 73256080), (282, 71697440), (320, 63183369), (345, 58604864), (368, 54942060), (376, 53773080), (460, 43953648), (470, 43018464), (480, 42122246), (552, 36628040), (564, 35848720), (690, 29302432), (705, 28678976), (736, 27471030), (752, 26886540), (920, 21976824), (940, 21509232), (960, 21061123), (1081, 18703680), (1104, 18314020), (1128, 17924360), (1380, 14651216), (1410, 14339488), (1472, 13735515), (1504, 13443270), (1840, 10988412), (1880, 10754616), (2162, 9351840), (2208, 9157010), (2256, 8962180), (2760, 7325608), (2820, 7169744), (3008, 6721635), (3243, 6234560), (3680, 5494206), (3760, 5377308), (4324, 4675920), (4416, 4578505), (4512, 4481090), (5405, 3740736), (5520, 3662804), (5640, 3584872), (6486, 3117280), (7360, 2747103), (7520, 2688654), (8648, 2337960), (9024, 2240545), (10810, 1870368), (11040, 1831402), (11280, 1792436), (12972, 1558640), (15040, 1344327), (16215, 1246912), (17296, 1168980), (19483, 1037760), (21620, 935184), (22080, 915701), (22560, 896218), (25944, 779320), (32430, 623456), (34592, 584490), (38966, 518880), (43240, 467592), (45120, 448109), (51888, 389660), (58449, 345920), (64860, 311728), (69184, 292245), (77932, 259440), (86480, 233796), (97415, 207552), (103776, 194830), (116898, 172960), (129720, 155864)]