12816960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 168

約数和(自身を含む): 44622720

約数和(自身を除く): 31805760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 130, 156, 158, 160, 169, 192, 195, 208, 237, 240, 260, 312, 316, 320, 338, 390, 395, 416, 474, 480, 507, 520, 624, 632, 676, 780, 790, 832, 845, 948, 960, 1014, 1027, 1040, 1185, 1248, 1264, 1352, 1560, 1580, 1690, 1896, 2028, 2054, 2080, 2370, 2496, 2528, 2535, 2704, 3081, 3120, 3160, 3380, 3792, 4056, 4108, 4160, 4740, 5056, 5070, 5135, 5408, 6162, 6240, 6320, 6760, 7584, 8112, 8216, 9480, 10140, 10270, 10816, 12324, 12480, 12640, 13351, 13520, 15168, 15405, 16224, 16432, 18960, 20280, 20540, 24648, 25280, 26702, 27040, 30810, 32448, 32864, 37920, 40053, 40560, 41080, 49296, 53404, 54080, 61620, 65728, 66755, 75840, 80106, 81120, 82160, 98592, 106808, 123240, 133510, 160212, 162240, 164320, 197184, 200265, 213616, 246480, 267020, 320424, 328640, 400530, 427232, 492960, 534040, 640848, 801060, 854464, 985920, 1068080, 1281696, 1602120, 2136160, 2563392, 3204240, 4272320, 6408480, 12816960]

約数ペア:

[(1, 12816960), (2, 6408480), (3, 4272320), (4, 3204240), (5, 2563392), (6, 2136160), (8, 1602120), (10, 1281696), (12, 1068080), (13, 985920), (15, 854464), (16, 801060), (20, 640848), (24, 534040), (26, 492960), (30, 427232), (32, 400530), (39, 328640), (40, 320424), (48, 267020), (52, 246480), (60, 213616), (64, 200265), (65, 197184), (78, 164320), (79, 162240), (80, 160212), (96, 133510), (104, 123240), (120, 106808), (130, 98592), (156, 82160), (158, 81120), (160, 80106), (169, 75840), (192, 66755), (195, 65728), (208, 61620), (237, 54080), (240, 53404), (260, 49296), (312, 41080), (316, 40560), (320, 40053), (338, 37920), (390, 32864), (395, 32448), (416, 30810), (474, 27040), (480, 26702), (507, 25280), (520, 24648), (624, 20540), (632, 20280), (676, 18960), (780, 16432), (790, 16224), (832, 15405), (845, 15168), (948, 13520), (960, 13351), (1014, 12640), (1027, 12480), (1040, 12324), (1185, 10816), (1248, 10270), (1264, 10140), (1352, 9480), (1560, 8216), (1580, 8112), (1690, 7584), (1896, 6760), (2028, 6320), (2054, 6240), (2080, 6162), (2370, 5408), (2496, 5135), (2528, 5070), (2535, 5056), (2704, 4740), (3081, 4160), (3120, 4108), (3160, 4056), (3380, 3792)]