72189740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3877}}^1$

素因数の和:3919

約数の個数: 72

約数和(自身を含む): 185678640

約数和(自身を除く): 113488900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 3877, 4655, 7754, 9310, 15508, 18620, 19385, 27139, 38770, 54278, 73663, 77540, 108556, 135695, 147326, 189973, 271390, 294652, 368315, 379946, 515641, 542780, 736630, 759892, 949865, 1031282, 1473260, 1899730, 2062564, 2578205, 3609487, 3799460, 5156410, 7218974, 10312820, 14437948, 18047435, 36094870, 72189740]

約数ペア:

[(1, 72189740), (2, 36094870), (4, 18047435), (5, 14437948), (7, 10312820), (10, 7218974), (14, 5156410), (19, 3799460), (20, 3609487), (28, 2578205), (35, 2062564), (38, 1899730), (49, 1473260), (70, 1031282), (76, 949865), (95, 759892), (98, 736630), (133, 542780), (140, 515641), (190, 379946), (196, 368315), (245, 294652), (266, 271390), (380, 189973), (490, 147326), (532, 135695), (665, 108556), (931, 77540), (980, 73663), (1330, 54278), (1862, 38770), (2660, 27139), (3724, 19385), (3877, 18620), (4655, 15508), (7754, 9310)]