31285704

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 86685120

約数和(自身を除く): 55399416

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 157, 184, 228, 276, 314, 361, 437, 456, 471, 552, 628, 722, 874, 942, 1083, 1256, 1311, 1444, 1748, 1884, 2166, 2622, 2888, 2983, 3496, 3611, 3768, 4332, 5244, 5966, 7222, 8303, 8664, 8949, 10488, 10833, 11932, 14444, 16606, 17898, 21666, 23864, 24909, 28888, 33212, 35796, 43332, 49818, 56677, 66424, 68609, 71592, 86664, 99636, 113354, 137218, 170031, 199272, 205827, 226708, 274436, 340062, 411654, 453416, 548872, 680124, 823308, 1303571, 1360248, 1646616, 2607142, 3910713, 5214284, 7821426, 10428568, 15642852, 31285704]

約数ペア:

[(1, 31285704), (2, 15642852), (3, 10428568), (4, 7821426), (6, 5214284), (8, 3910713), (12, 2607142), (19, 1646616), (23, 1360248), (24, 1303571), (38, 823308), (46, 680124), (57, 548872), (69, 453416), (76, 411654), (92, 340062), (114, 274436), (138, 226708), (152, 205827), (157, 199272), (184, 170031), (228, 137218), (276, 113354), (314, 99636), (361, 86664), (437, 71592), (456, 68609), (471, 66424), (552, 56677), (628, 49818), (722, 43332), (874, 35796), (942, 33212), (1083, 28888), (1256, 24909), (1311, 23864), (1444, 21666), (1748, 17898), (1884, 16606), (2166, 14444), (2622, 11932), (2888, 10833), (2983, 10488), (3496, 8949), (3611, 8664), (3768, 8303), (4332, 7222), (5244, 5966)]