61366620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{20873}}^1$

素因数の和:20899

約数の個数: 72

約数和(自身を含む): 199889424

約数和(自身を除く): 138522804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 20873, 41746, 62619, 83492, 104365, 125238, 146111, 208730, 250476, 292222, 313095, 417460, 438333, 584444, 626190, 730555, 876666, 1022777, 1252380, 1461110, 1753332, 2045554, 2191665, 2922220, 3068331, 4091108, 4383330, 5113885, 6136662, 8766660, 10227770, 12273324, 15341655, 20455540, 30683310, 61366620]

約数ペア:

[(1, 61366620), (2, 30683310), (3, 20455540), (4, 15341655), (5, 12273324), (6, 10227770), (7, 8766660), (10, 6136662), (12, 5113885), (14, 4383330), (15, 4091108), (20, 3068331), (21, 2922220), (28, 2191665), (30, 2045554), (35, 1753332), (42, 1461110), (49, 1252380), (60, 1022777), (70, 876666), (84, 730555), (98, 626190), (105, 584444), (140, 438333), (147, 417460), (196, 313095), (210, 292222), (245, 250476), (294, 208730), (420, 146111), (490, 125238), (588, 104365), (735, 83492), (980, 62619), (1470, 41746), (2940, 20873)]