219138504

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 617164800

約数和(自身を除く): 398026296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 139, 156, 163, 186, 248, 278, 312, 326, 372, 403, 417, 489, 556, 652, 744, 806, 834, 978, 1112, 1209, 1304, 1612, 1668, 1807, 1956, 2119, 2418, 3224, 3336, 3614, 3912, 4238, 4309, 4836, 5053, 5421, 6357, 7228, 8476, 8618, 9672, 10106, 10842, 12714, 12927, 14456, 15159, 16952, 17236, 20212, 21684, 22657, 25428, 25854, 30318, 34472, 40424, 43368, 45314, 50856, 51708, 56017, 60636, 65689, 67971, 90628, 103416, 112034, 121272, 131378, 135942, 168051, 181256, 197067, 224068, 262756, 271884, 294541, 336102, 394134, 448136, 525512, 543768, 589082, 672204, 702367, 788268, 883623, 1178164, 1344408, 1404734, 1576536, 1767246, 2107101, 2356328, 2809468, 3534492, 4214202, 5618936, 7068984, 8428404, 9130771, 16856808, 18261542, 27392313, 36523084, 54784626, 73046168, 109569252, 219138504]

約数ペア:

[(1, 219138504), (2, 109569252), (3, 73046168), (4, 54784626), (6, 36523084), (8, 27392313), (12, 18261542), (13, 16856808), (24, 9130771), (26, 8428404), (31, 7068984), (39, 5618936), (52, 4214202), (62, 3534492), (78, 2809468), (93, 2356328), (104, 2107101), (124, 1767246), (139, 1576536), (156, 1404734), (163, 1344408), (186, 1178164), (248, 883623), (278, 788268), (312, 702367), (326, 672204), (372, 589082), (403, 543768), (417, 525512), (489, 448136), (556, 394134), (652, 336102), (744, 294541), (806, 271884), (834, 262756), (978, 224068), (1112, 197067), (1209, 181256), (1304, 168051), (1612, 135942), (1668, 131378), (1807, 121272), (1956, 112034), (2119, 103416), (2418, 90628), (3224, 67971), (3336, 65689), (3614, 60636), (3912, 56017), (4238, 51708), (4309, 50856), (4836, 45314), (5053, 43368), (5421, 40424), (6357, 34472), (7228, 30318), (8476, 25854), (8618, 25428), (9672, 22657), (10106, 21684), (10842, 20212), (12714, 17236), (12927, 16952), (14456, 15159)]