69816180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23747}}^1$

素因数の和:23773

約数の個数: 72

約数和(自身を含む): 227410848

約数和(自身を除く): 157594668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 23747, 47494, 71241, 94988, 118735, 142482, 166229, 237470, 284964, 332458, 356205, 474940, 498687, 664916, 712410, 831145, 997374, 1163603, 1424820, 1662290, 1994748, 2327206, 2493435, 3324580, 3490809, 4654412, 4986870, 5818015, 6981618, 9973740, 11636030, 13963236, 17454045, 23272060, 34908090, 69816180]

約数ペア:

[(1, 69816180), (2, 34908090), (3, 23272060), (4, 17454045), (5, 13963236), (6, 11636030), (7, 9973740), (10, 6981618), (12, 5818015), (14, 4986870), (15, 4654412), (20, 3490809), (21, 3324580), (28, 2493435), (30, 2327206), (35, 1994748), (42, 1662290), (49, 1424820), (60, 1163603), (70, 997374), (84, 831145), (98, 712410), (105, 664916), (140, 498687), (147, 474940), (196, 356205), (210, 332458), (245, 284964), (294, 237470), (420, 166229), (490, 142482), (588, 118735), (735, 94988), (980, 71241), (1470, 47494), (2940, 23747)]