30935280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 96627744

約数和(自身を除く): 65692464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 821, 942, 1256, 1570, 1642, 1884, 2355, 2463, 2512, 3140, 3284, 3768, 4105, 4710, 4926, 6280, 6568, 7536, 8210, 9420, 9852, 12315, 12560, 13136, 16420, 18840, 19704, 24630, 32840, 37680, 39408, 49260, 65680, 98520, 128897, 197040, 257794, 386691, 515588, 644485, 773382, 1031176, 1288970, 1546764, 1933455, 2062352, 2577940, 3093528, 3866910, 5155880, 6187056, 7733820, 10311760, 15467640, 30935280]

約数ペア:

[(1, 30935280), (2, 15467640), (3, 10311760), (4, 7733820), (5, 6187056), (6, 5155880), (8, 3866910), (10, 3093528), (12, 2577940), (15, 2062352), (16, 1933455), (20, 1546764), (24, 1288970), (30, 1031176), (40, 773382), (48, 644485), (60, 515588), (80, 386691), (120, 257794), (157, 197040), (240, 128897), (314, 98520), (471, 65680), (628, 49260), (785, 39408), (821, 37680), (942, 32840), (1256, 24630), (1570, 19704), (1642, 18840), (1884, 16420), (2355, 13136), (2463, 12560), (2512, 12315), (3140, 9852), (3284, 9420), (3768, 8210), (4105, 7536), (4710, 6568), (4926, 6280)]