189921713280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:397

約数の個数: 768

約数和(自身を含む): 688103424000

約数和(自身を除く): 498181710720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 79, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 158, 160, 169, 186, 192, 195, 208, 237, 239, 240, 248, 260, 310, 312, 316, 320, 338, 372, 384, 390, 395, 403, 416, 465, 474, 478, 480, 496, 507, 520, 620, 624, 632, 640, 676, 717, 744, 780, 790, 806, 832, 845, 930, 948, 956, 960, 992, 1014, 1027, 1040, 1185, 1195, 1209, 1240, 1248, 1264, 1352, 1434, 1488, 1560, 1580, 1612, 1664, 1690, 1860, 1896, 1912, 1920, 1984, 2015, 2028, 2054, 2080, 2370, 2390, 2418, 2449, 2480, 2496, 2528, 2535, 2704, 2868, 2976, 3081, 3107, 3120, 3160, 3224, 3380, 3585, 3720, 3792, 3824, 3968, 4030, 4056, 4108, 4160, 4740, 4780, 4836, 4898, 4960, 4992, 5056, 5070, 5135, 5239, 5408, 5736, 5952, 6045, 6162, 6214, 6240, 6320, 6448, 6760, 7170, 7347, 7409, 7440, 7584, 7648, 8060, 8112, 8216, 8320, 9321, 9480, 9560, 9672, 9796, 9920, 10112, 10140, 10270, 10478, 10816, 11472, 11904, 12090, 12245, 12324, 12428, 12480, 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約数ペア:

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