205804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74567}}^1$

素因数の和:74604

約数の個数: 64

約数和(自身を含む): 644267520

約数和(自身を除く): 438462600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 74567, 149134, 223701, 298268, 372835, 447402, 596536, 745670, 894804, 1118505, 1491340, 1715041, 1789608, 2237010, 2982680, 3430082, 4474020, 5145123, 6860164, 8575205, 8948040, 10290246, 13720328, 17150410, 20580492, 25725615, 34300820, 41160984, 51451230, 68601640, 102902460, 205804920]

約数ペア:

[(1, 205804920), (2, 102902460), (3, 68601640), (4, 51451230), (5, 41160984), (6, 34300820), (8, 25725615), (10, 20580492), (12, 17150410), (15, 13720328), (20, 10290246), (23, 8948040), (24, 8575205), (30, 6860164), (40, 5145123), (46, 4474020), (60, 3430082), (69, 2982680), (92, 2237010), (115, 1789608), (120, 1715041), (138, 1491340), (184, 1118505), (230, 894804), (276, 745670), (345, 596536), (460, 447402), (552, 372835), (690, 298268), (920, 223701), (1380, 149134), (2760, 74567)]