228768760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1877}}^1$

素因数の和:2176

約数の個数: 64

約数和(自身を含む): 563850720

約数和(自身を除く): 335081960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 277, 440, 554, 1108, 1385, 1877, 2216, 2770, 3047, 3754, 5540, 6094, 7508, 9385, 11080, 12188, 15016, 15235, 18770, 20647, 24376, 30470, 37540, 41294, 60940, 75080, 82588, 103235, 121880, 165176, 206470, 412940, 519929, 825880, 1039858, 2079716, 2599645, 4159432, 5199290, 5719219, 10398580, 11438438, 20797160, 22876876, 28596095, 45753752, 57192190, 114384380, 228768760]

約数ペア:

[(1, 228768760), (2, 114384380), (4, 57192190), (5, 45753752), (8, 28596095), (10, 22876876), (11, 20797160), (20, 11438438), (22, 10398580), (40, 5719219), (44, 5199290), (55, 4159432), (88, 2599645), (110, 2079716), (220, 1039858), (277, 825880), (440, 519929), (554, 412940), (1108, 206470), (1385, 165176), (1877, 121880), (2216, 103235), (2770, 82588), (3047, 75080), (3754, 60940), (5540, 41294), (6094, 37540), (7508, 30470), (9385, 24376), (11080, 20647), (12188, 18770), (15016, 15235)]