76787820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1913}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 234089856

約数和(自身を除く): 157302036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 1913, 2007, 2230, 2676, 3345, 3826, 4014, 4460, 5739, 6690, 7652, 8028, 9565, 10035, 11478, 13380, 17217, 19130, 20070, 22956, 28695, 34434, 38260, 40140, 57390, 68868, 86085, 114780, 172170, 344340, 426599, 853198, 1279797, 1706396, 2132995, 2559594, 3839391, 4265990, 5119188, 6398985, 7678782, 8531980, 12797970, 15357564, 19196955, 25595940, 38393910, 76787820]

約数ペア:

[(1, 76787820), (2, 38393910), (3, 25595940), (4, 19196955), (5, 15357564), (6, 12797970), (9, 8531980), (10, 7678782), (12, 6398985), (15, 5119188), (18, 4265990), (20, 3839391), (30, 2559594), (36, 2132995), (45, 1706396), (60, 1279797), (90, 853198), (180, 426599), (223, 344340), (446, 172170), (669, 114780), (892, 86085), (1115, 68868), (1338, 57390), (1913, 40140), (2007, 38260), (2230, 34434), (2676, 28695), (3345, 22956), (3826, 20070), (4014, 19130), (4460, 17217), (5739, 13380), (6690, 11478), (7652, 10035), (8028, 9565)]