489572820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{247259}}^1$

素因数の和:247285

約数の個数: 72

約数和(自身を含む): 1620047520

約数和(自身を除く): 1130474700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 247259, 494518, 741777, 989036, 1236295, 1483554, 2225331, 2472590, 2719849, 2967108, 3708885, 4450662, 4945180, 5439698, 7417770, 8159547, 8901324, 10879396, 11126655, 13599245, 14835540, 16319094, 22253310, 24478641, 27198490, 32638188, 40797735, 44506620, 48957282, 54396980, 81595470, 97914564, 122393205, 163190940, 244786410, 489572820]

約数ペア:

[(1, 489572820), (2, 244786410), (3, 163190940), (4, 122393205), (5, 97914564), (6, 81595470), (9, 54396980), (10, 48957282), (11, 44506620), (12, 40797735), (15, 32638188), (18, 27198490), (20, 24478641), (22, 22253310), (30, 16319094), (33, 14835540), (36, 13599245), (44, 11126655), (45, 10879396), (55, 8901324), (60, 8159547), (66, 7417770), (90, 5439698), (99, 4945180), (110, 4450662), (132, 3708885), (165, 2967108), (180, 2719849), (198, 2472590), (220, 2225331), (330, 1483554), (396, 1236295), (495, 989036), (660, 741777), (990, 494518), (1980, 247259)]