279364030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{383}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 580608000

約数和(自身を除く): 301243970

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 349, 383, 418, 698, 766, 1045, 1745, 1915, 2090, 3490, 3830, 3839, 4213, 6631, 7277, 7678, 8426, 13262, 14554, 19195, 21065, 33155, 36385, 38390, 42130, 66310, 72770, 72941, 80047, 133667, 145882, 160094, 267334, 364705, 400235, 668335, 729410, 800470, 1336670, 1470337, 2539673, 2940674, 5079346, 7351685, 12698365, 14703370, 25396730, 27936403, 55872806, 139682015, 279364030]

約数ペア:

[(1, 279364030), (2, 139682015), (5, 55872806), (10, 27936403), (11, 25396730), (19, 14703370), (22, 12698365), (38, 7351685), (55, 5079346), (95, 2940674), (110, 2539673), (190, 1470337), (209, 1336670), (349, 800470), (383, 729410), (418, 668335), (698, 400235), (766, 364705), (1045, 267334), (1745, 160094), (1915, 145882), (2090, 133667), (3490, 80047), (3830, 72941), (3839, 72770), (4213, 66310), (6631, 42130), (7277, 38390), (7678, 36385), (8426, 33155), (13262, 21065), (14554, 19195)]