8647740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 26535600

約数和(自身を除く): 17887860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 449, 535, 642, 898, 963, 1070, 1284, 1347, 1605, 1796, 1926, 2140, 2245, 2694, 3210, 3852, 4041, 4490, 4815, 5388, 6420, 6735, 8082, 8980, 9630, 13470, 16164, 19260, 20205, 26940, 40410, 48043, 80820, 96086, 144129, 192172, 240215, 288258, 432387, 480430, 576516, 720645, 864774, 960860, 1441290, 1729548, 2161935, 2882580, 4323870, 8647740]

約数ペア:

[(1, 8647740), (2, 4323870), (3, 2882580), (4, 2161935), (5, 1729548), (6, 1441290), (9, 960860), (10, 864774), (12, 720645), (15, 576516), (18, 480430), (20, 432387), (30, 288258), (36, 240215), (45, 192172), (60, 144129), (90, 96086), (107, 80820), (180, 48043), (214, 40410), (321, 26940), (428, 20205), (449, 19260), (535, 16164), (642, 13470), (898, 9630), (963, 8980), (1070, 8082), (1284, 6735), (1347, 6420), (1605, 5388), (1796, 4815), (1926, 4490), (2140, 4041), (2245, 3852), (2694, 3210)]