54181920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 192

約数和(自身を含む): 193898880

約数和(自身を除く): 139716960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 416, 456, 457, 480, 494, 520, 570, 608, 624, 741, 760, 780, 912, 914, 988, 1040, 1140, 1235, 1248, 1371, 1482, 1520, 1560, 1824, 1828, 1976, 2080, 2280, 2285, 2470, 2742, 2964, 3040, 3120, 3656, 3705, 3952, 4560, 4570, 4940, 5484, 5928, 5941, 6240, 6855, 7312, 7410, 7904, 8683, 9120, 9140, 9880, 10968, 11856, 11882, 13710, 14624, 14820, 17366, 17823, 18280, 19760, 21936, 23712, 23764, 26049, 27420, 29640, 29705, 34732, 35646, 36560, 39520, 43415, 43872, 47528, 52098, 54840, 59280, 59410, 69464, 71292, 73120, 86830, 89115, 95056, 104196, 109680, 112879, 118560, 118820, 130245, 138928, 142584, 173660, 178230, 190112, 208392, 219360, 225758, 237640, 260490, 277856, 285168, 338637, 347320, 356460, 416784, 451516, 475280, 520980, 564395, 570336, 677274, 694640, 712920, 833568, 903032, 950560, 1041960, 1128790, 1354548, 1389280, 1425840, 1693185, 1806064, 2083920, 2257580, 2709096, 2851680, 3386370, 3612128, 4167840, 4515160, 5418192, 6772740, 9030320, 10836384, 13545480, 18060640, 27090960, 54181920]

約数ペア:

[(1, 54181920), (2, 27090960), (3, 18060640), (4, 13545480), (5, 10836384), (6, 9030320), (8, 6772740), (10, 5418192), (12, 4515160), (13, 4167840), (15, 3612128), (16, 3386370), (19, 2851680), (20, 2709096), (24, 2257580), (26, 2083920), (30, 1806064), (32, 1693185), (38, 1425840), (39, 1389280), (40, 1354548), (48, 1128790), (52, 1041960), (57, 950560), (60, 903032), (65, 833568), (76, 712920), (78, 694640), (80, 677274), (95, 570336), (96, 564395), (104, 520980), (114, 475280), (120, 451516), (130, 416784), (152, 356460), (156, 347320), (160, 338637), (190, 285168), (195, 277856), (208, 260490), (228, 237640), (240, 225758), (247, 219360), (260, 208392), (285, 190112), (304, 178230), (312, 173660), (380, 142584), (390, 138928), (416, 130245), (456, 118820), (457, 118560), (480, 112879), (494, 109680), (520, 104196), (570, 95056), (608, 89115), (624, 86830), (741, 73120), (760, 71292), (780, 69464), (912, 59410), (914, 59280), (988, 54840), (1040, 52098), (1140, 47528), (1235, 43872), (1248, 43415), (1371, 39520), (1482, 36560), (1520, 35646), (1560, 34732), (1824, 29705), (1828, 29640), (1976, 27420), (2080, 26049), (2280, 23764), (2285, 23712), (2470, 21936), (2742, 19760), (2964, 18280), (3040, 17823), (3120, 17366), (3656, 14820), (3705, 14624), (3952, 13710), (4560, 11882), (4570, 11856), (4940, 10968), (5484, 9880), (5928, 9140), (5941, 9120), (6240, 8683), (6855, 7904), (7312, 7410)]