247151220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1493}}^1$

素因数の和:1625

約数の個数: 96

約数和(自身を含む): 722856960

約数和(自身を除く): 475705740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 89, 93, 124, 155, 178, 186, 267, 310, 356, 372, 445, 465, 534, 620, 890, 930, 1068, 1335, 1493, 1780, 1860, 2670, 2759, 2986, 4479, 5340, 5518, 5972, 7465, 8277, 8958, 11036, 13795, 14930, 16554, 17916, 22395, 27590, 29860, 33108, 41385, 44790, 46283, 55180, 82770, 89580, 92566, 132877, 138849, 165540, 185132, 231415, 265754, 277698, 398631, 462830, 531508, 555396, 664385, 694245, 797262, 925660, 1328770, 1388490, 1594524, 1993155, 2657540, 2776980, 3986310, 4119187, 7972620, 8238374, 12357561, 16476748, 20595935, 24715122, 41191870, 49430244, 61787805, 82383740, 123575610, 247151220]

約数ペア:

[(1, 247151220), (2, 123575610), (3, 82383740), (4, 61787805), (5, 49430244), (6, 41191870), (10, 24715122), (12, 20595935), (15, 16476748), (20, 12357561), (30, 8238374), (31, 7972620), (60, 4119187), (62, 3986310), (89, 2776980), (93, 2657540), (124, 1993155), (155, 1594524), (178, 1388490), (186, 1328770), (267, 925660), (310, 797262), (356, 694245), (372, 664385), (445, 555396), (465, 531508), (534, 462830), (620, 398631), (890, 277698), (930, 265754), (1068, 231415), (1335, 185132), (1493, 165540), (1780, 138849), (1860, 132877), (2670, 92566), (2759, 89580), (2986, 82770), (4479, 55180), (5340, 46283), (5518, 44790), (5972, 41385), (7465, 33108), (8277, 29860), (8958, 27590), (11036, 22395), (13795, 17916), (14930, 16554)]