206442730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 428107680

約数和(自身を除く): 221664950

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 109, 130, 170, 218, 221, 442, 545, 857, 1090, 1105, 1417, 1714, 1853, 2210, 2834, 3706, 4285, 7085, 8570, 9265, 11141, 14170, 14569, 18530, 22282, 24089, 29138, 48178, 55705, 72845, 93413, 111410, 120445, 145690, 186826, 189397, 240890, 378794, 467065, 934130, 946985, 1214369, 1588021, 1893970, 2428738, 3176042, 6071845, 7940105, 12143690, 15880210, 20644273, 41288546, 103221365, 206442730]

約数ペア:

[(1, 206442730), (2, 103221365), (5, 41288546), (10, 20644273), (13, 15880210), (17, 12143690), (26, 7940105), (34, 6071845), (65, 3176042), (85, 2428738), (109, 1893970), (130, 1588021), (170, 1214369), (218, 946985), (221, 934130), (442, 467065), (545, 378794), (857, 240890), (1090, 189397), (1105, 186826), (1417, 145690), (1714, 120445), (1853, 111410), (2210, 93413), (2834, 72845), (3706, 55705), (4285, 48178), (7085, 29138), (8570, 24089), (9265, 22282), (11141, 18530), (14170, 14569)]