18713040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 58651008

約数和(自身を除く): 39937968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 757, 824, 1030, 1236, 1514, 1545, 1648, 2060, 2271, 2472, 3028, 3090, 3785, 4120, 4542, 4944, 6056, 6180, 7570, 8240, 9084, 11355, 12112, 12360, 15140, 18168, 22710, 24720, 30280, 36336, 45420, 60560, 77971, 90840, 155942, 181680, 233913, 311884, 389855, 467826, 623768, 779710, 935652, 1169565, 1247536, 1559420, 1871304, 2339130, 3118840, 3742608, 4678260, 6237680, 9356520, 18713040]

約数ペア:

[(1, 18713040), (2, 9356520), (3, 6237680), (4, 4678260), (5, 3742608), (6, 3118840), (8, 2339130), (10, 1871304), (12, 1559420), (15, 1247536), (16, 1169565), (20, 935652), (24, 779710), (30, 623768), (40, 467826), (48, 389855), (60, 311884), (80, 233913), (103, 181680), (120, 155942), (206, 90840), (240, 77971), (309, 60560), (412, 45420), (515, 36336), (618, 30280), (757, 24720), (824, 22710), (1030, 18168), (1236, 15140), (1514, 12360), (1545, 12112), (1648, 11355), (2060, 9084), (2271, 8240), (2472, 7570), (3028, 6180), (3090, 6056), (3785, 4944), (4120, 4542)]