290720480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58613}}^1$

素因数の和:58659

約数の個数: 48

約数和(自身を含む): 708994944

約数和(自身を除く): 418274464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 58613, 117226, 234452, 293065, 468904, 586130, 937808, 1172260, 1817003, 1875616, 2344520, 3634006, 4689040, 7268012, 9085015, 9378080, 14536024, 18170030, 29072048, 36340060, 58144096, 72680120, 145360240, 290720480]

約数ペア:

[(1, 290720480), (2, 145360240), (4, 72680120), (5, 58144096), (8, 36340060), (10, 29072048), (16, 18170030), (20, 14536024), (31, 9378080), (32, 9085015), (40, 7268012), (62, 4689040), (80, 3634006), (124, 2344520), (155, 1875616), (160, 1817003), (248, 1172260), (310, 937808), (496, 586130), (620, 468904), (992, 293065), (1240, 234452), (2480, 117226), (4960, 58613)]