31626540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15973}}^1$

素因数の和:15999

約数の個数: 72

約数和(自身を含む): 104661648

約数和(自身を除く): 73035108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15973, 31946, 47919, 63892, 79865, 95838, 143757, 159730, 175703, 191676, 239595, 287514, 319460, 351406, 479190, 527109, 575028, 702812, 718785, 878515, 958380, 1054218, 1437570, 1581327, 1757030, 2108436, 2635545, 2875140, 3162654, 3514060, 5271090, 6325308, 7906635, 10542180, 15813270, 31626540]

約数ペア:

[(1, 31626540), (2, 15813270), (3, 10542180), (4, 7906635), (5, 6325308), (6, 5271090), (9, 3514060), (10, 3162654), (11, 2875140), (12, 2635545), (15, 2108436), (18, 1757030), (20, 1581327), (22, 1437570), (30, 1054218), (33, 958380), (36, 878515), (44, 718785), (45, 702812), (55, 575028), (60, 527109), (66, 479190), (90, 351406), (99, 319460), (110, 287514), (132, 239595), (165, 191676), (180, 175703), (198, 159730), (220, 143757), (330, 95838), (396, 79865), (495, 63892), (660, 47919), (990, 31946), (1980, 15973)]