61787940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4007}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 173722752

約数和(自身を除く): 111934812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 4007, 5140, 7710, 8014, 12021, 15420, 16028, 20035, 24042, 40070, 48084, 60105, 80140, 120210, 240420, 1029799, 2059598, 3089397, 4119196, 5148995, 6178794, 10297990, 12357588, 15446985, 20595980, 30893970, 61787940]

約数ペア:

[(1, 61787940), (2, 30893970), (3, 20595980), (4, 15446985), (5, 12357588), (6, 10297990), (10, 6178794), (12, 5148995), (15, 4119196), (20, 3089397), (30, 2059598), (60, 1029799), (257, 240420), (514, 120210), (771, 80140), (1028, 60105), (1285, 48084), (1542, 40070), (2570, 24042), (3084, 20035), (3855, 16028), (4007, 15420), (5140, 12021), (7710, 8014)]