408112920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2143}}^1$

素因数の和:2206

約数の個数: 144

約数和(自身を含む): 1387189440

約数和(自身を除く): 979076520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 529, 552, 690, 828, 920, 1035, 1058, 1380, 1587, 1656, 2070, 2116, 2143, 2645, 2760, 3174, 4140, 4232, 4286, 4761, 5290, 6348, 6429, 7935, 8280, 8572, 9522, 10580, 10715, 12696, 12858, 15870, 17144, 19044, 19287, 21160, 21430, 23805, 25716, 31740, 32145, 38088, 38574, 42860, 47610, 49289, 51432, 63480, 64290, 77148, 85720, 95220, 96435, 98578, 128580, 147867, 154296, 190440, 192870, 197156, 246445, 257160, 295734, 385740, 394312, 443601, 492890, 591468, 739335, 771480, 887202, 985780, 1133647, 1182936, 1478670, 1774404, 1971560, 2218005, 2267294, 2957340, 3400941, 3548808, 4436010, 4534588, 5668235, 5914680, 6801882, 8872020, 9069176, 10202823, 11336470, 13603764, 17004705, 17744040, 20405646, 22672940, 27207528, 34009410, 40811292, 45345880, 51014115, 68018820, 81622584, 102028230, 136037640, 204056460, 408112920]

約数ペア:

[(1, 408112920), (2, 204056460), (3, 136037640), (4, 102028230), (5, 81622584), (6, 68018820), (8, 51014115), (9, 45345880), (10, 40811292), (12, 34009410), (15, 27207528), (18, 22672940), (20, 20405646), (23, 17744040), (24, 17004705), (30, 13603764), (36, 11336470), (40, 10202823), (45, 9069176), (46, 8872020), (60, 6801882), (69, 5914680), (72, 5668235), (90, 4534588), (92, 4436010), (115, 3548808), (120, 3400941), (138, 2957340), (180, 2267294), (184, 2218005), (207, 1971560), (230, 1774404), (276, 1478670), (345, 1182936), (360, 1133647), (414, 985780), (460, 887202), (529, 771480), (552, 739335), (690, 591468), (828, 492890), (920, 443601), (1035, 394312), (1058, 385740), (1380, 295734), (1587, 257160), (1656, 246445), (2070, 197156), (2116, 192870), (2143, 190440), (2645, 154296), (2760, 147867), (3174, 128580), (4140, 98578), (4232, 96435), (4286, 95220), (4761, 85720), (5290, 77148), (6348, 64290), (6429, 63480), (7935, 51432), (8280, 49289), (8572, 47610), (9522, 42860), (10580, 38574), (10715, 38088), (12696, 32145), (12858, 31740), (15870, 25716), (17144, 23805), (19044, 21430), (19287, 21160)]