61439220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1973}}^1$

素因数の和:2161

約数の個数: 72

約数和(自身を含む): 187537896

約数和(自身を除く): 126098676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 1973, 2076, 2595, 3114, 3460, 3946, 5190, 5919, 6228, 7785, 7892, 9865, 10380, 11838, 15570, 17757, 19730, 23676, 29595, 31140, 35514, 39460, 59190, 71028, 88785, 118380, 177570, 341329, 355140, 682658, 1023987, 1365316, 1706645, 2047974, 3071961, 3413290, 4095948, 5119935, 6143922, 6826580, 10239870, 12287844, 15359805, 20479740, 30719610, 61439220]

約数ペア:

[(1, 61439220), (2, 30719610), (3, 20479740), (4, 15359805), (5, 12287844), (6, 10239870), (9, 6826580), (10, 6143922), (12, 5119935), (15, 4095948), (18, 3413290), (20, 3071961), (30, 2047974), (36, 1706645), (45, 1365316), (60, 1023987), (90, 682658), (173, 355140), (180, 341329), (346, 177570), (519, 118380), (692, 88785), (865, 71028), (1038, 59190), (1557, 39460), (1730, 35514), (1973, 31140), (2076, 29595), (2595, 23676), (3114, 19730), (3460, 17757), (3946, 15570), (5190, 11838), (5919, 10380), (6228, 9865), (7785, 7892)]