20941065540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{154501}}^1$

素因数の和:154770

約数の個数: 96

約数和(自身を含む): 65409966720

約数和(自身を除く): 44468901180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 251, 270, 502, 540, 753, 1004, 1255, 1506, 2259, 2510, 3012, 3765, 4518, 5020, 6777, 7530, 9036, 11295, 13554, 15060, 22590, 27108, 33885, 45180, 67770, 135540, 154501, 309002, 463503, 618004, 772505, 927006, 1390509, 1545010, 1854012, 2317515, 2781018, 3090020, 4171527, 4635030, 5562036, 6952545, 8343054, 9270060, 13905090, 16686108, 20857635, 27810180, 38779751, 41715270, 77559502, 83430540, 116339253, 155119004, 193898755, 232678506, 349017759, 387797510, 465357012, 581696265, 698035518, 775595020, 1047053277, 1163392530, 1396071036, 1745088795, 2094106554, 2326785060, 3490177590, 4188213108, 5235266385, 6980355180, 10470532770, 20941065540]

約数ペア:

[(1, 20941065540), (2, 10470532770), (3, 6980355180), (4, 5235266385), (5, 4188213108), (6, 3490177590), (9, 2326785060), (10, 2094106554), (12, 1745088795), (15, 1396071036), (18, 1163392530), (20, 1047053277), (27, 775595020), (30, 698035518), (36, 581696265), (45, 465357012), (54, 387797510), (60, 349017759), (90, 232678506), (108, 193898755), (135, 155119004), (180, 116339253), (251, 83430540), (270, 77559502), (502, 41715270), (540, 38779751), (753, 27810180), (1004, 20857635), (1255, 16686108), (1506, 13905090), (2259, 9270060), (2510, 8343054), (3012, 6952545), (3765, 5562036), (4518, 4635030), (5020, 4171527), (6777, 3090020), (7530, 2781018), (9036, 2317515), (11295, 1854012), (13554, 1545010), (15060, 1390509), (22590, 927006), (27108, 772505), (33885, 618004), (45180, 463503), (67770, 309002), (135540, 154501)]