67980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 209664

約数和(自身を除く): 141684

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 103, 110, 132, 165, 206, 220, 309, 330, 412, 515, 618, 660, 1030, 1133, 1236, 1545, 2060, 2266, 3090, 3399, 4532, 5665, 6180, 6798, 11330, 13596, 16995, 22660, 33990, 67980]

約数ペア:

[(1, 67980), (2, 33990), (3, 22660), (4, 16995), (5, 13596), (6, 11330), (10, 6798), (11, 6180), (12, 5665), (15, 4532), (20, 3399), (22, 3090), (30, 2266), (33, 2060), (44, 1545), (55, 1236), (60, 1133), (66, 1030), (103, 660), (110, 618), (132, 515), (165, 412), (206, 330), (220, 309)]