21580168680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8563559}}^1$

素因数の和:8563583

約数の個数: 96

約数和(自身を含む): 80154921600

約数和(自身を除く): 58574752920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8563559, 17127118, 25690677, 34254236, 42817795, 51381354, 59944913, 68508472, 77072031, 85635590, 102762708, 119889826, 128453385, 154144062, 171271180, 179834739, 205525416, 239779652, 256906770, 299724565, 308288124, 342542360, 359669478, 385360155, 479559304, 513813540, 539504217, 599449130, 616576248, 719338956, 770720310, 899173695, 1027627080, 1079008434, 1198898260, 1438677912, 1541440620, 1798347390, 2158016868, 2397796520, 2697521085, 3082881240, 3596694780, 4316033736, 5395042170, 7193389560, 10790084340, 21580168680]

約数ペア:

[(1, 21580168680), (2, 10790084340), (3, 7193389560), (4, 5395042170), (5, 4316033736), (6, 3596694780), (7, 3082881240), (8, 2697521085), (9, 2397796520), (10, 2158016868), (12, 1798347390), (14, 1541440620), (15, 1438677912), (18, 1198898260), (20, 1079008434), (21, 1027627080), (24, 899173695), (28, 770720310), (30, 719338956), (35, 616576248), (36, 599449130), (40, 539504217), (42, 513813540), (45, 479559304), (56, 385360155), (60, 359669478), (63, 342542360), (70, 308288124), (72, 299724565), (84, 256906770), (90, 239779652), (105, 205525416), (120, 179834739), (126, 171271180), (140, 154144062), (168, 128453385), (180, 119889826), (210, 102762708), (252, 85635590), (280, 77072031), (315, 68508472), (360, 59944913), (420, 51381354), (504, 42817795), (630, 34254236), (840, 25690677), (1260, 17127118), (2520, 8563559)]