220858185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{461}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 382092480

約数和(自身を除く): 161234295

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 461, 615, 779, 1383, 1681, 2305, 2337, 3895, 5043, 6915, 8405, 8759, 11685, 18901, 25215, 26277, 31939, 43795, 56703, 94505, 95817, 131385, 159695, 283515, 359119, 479085, 774941, 1077357, 1795595, 2324823, 3874705, 5386785, 11624115, 14723879, 44171637, 73619395, 220858185]

約数ペア:

[(1, 220858185), (3, 73619395), (5, 44171637), (15, 14723879), (19, 11624115), (41, 5386785), (57, 3874705), (95, 2324823), (123, 1795595), (205, 1077357), (285, 774941), (461, 479085), (615, 359119), (779, 283515), (1383, 159695), (1681, 131385), (2305, 95817), (2337, 94505), (3895, 56703), (5043, 43795), (6915, 31939), (8405, 26277), (8759, 25215), (11685, 18901)]