226709840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{709}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 604306560

約数和(自身を除く): 377596720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 571, 709, 1142, 1418, 2284, 2836, 2855, 3545, 3997, 4568, 4963, 5672, 5710, 7090, 7994, 9136, 9926, 11344, 11420, 14180, 15988, 19852, 19985, 22840, 24815, 28360, 31976, 39704, 39970, 45680, 49630, 56720, 63952, 79408, 79940, 99260, 159880, 198520, 319760, 397040, 404839, 809678, 1619356, 2024195, 2833873, 3238712, 4048390, 5667746, 6477424, 8096780, 11335492, 14169365, 16193560, 22670984, 28338730, 32387120, 45341968, 56677460, 113354920, 226709840]

約数ペア:

[(1, 226709840), (2, 113354920), (4, 56677460), (5, 45341968), (7, 32387120), (8, 28338730), (10, 22670984), (14, 16193560), (16, 14169365), (20, 11335492), (28, 8096780), (35, 6477424), (40, 5667746), (56, 4048390), (70, 3238712), (80, 2833873), (112, 2024195), (140, 1619356), (280, 809678), (560, 404839), (571, 397040), (709, 319760), (1142, 198520), (1418, 159880), (2284, 99260), (2836, 79940), (2855, 79408), (3545, 63952), (3997, 56720), (4568, 49630), (4963, 45680), (5672, 39970), (5710, 39704), (7090, 31976), (7994, 28360), (9136, 24815), (9926, 22840), (11344, 19985), (11420, 19852), (14180, 15988)]