209800080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41627}}^1$

素因数の和:41653

約数の個数: 120

約数和(自身を含む): 805252032

約数和(自身を除く): 595451952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 41627, 83254, 124881, 166508, 208135, 249762, 291389, 333016, 374643, 416270, 499524, 582778, 624405, 666032, 749286, 832540, 874167, 999048, 1165556, 1248810, 1456945, 1498572, 1665080, 1748334, 1873215, 1998096, 2331112, 2497620, 2622501, 2913890, 2997144, 3330160, 3496668, 3746430, 4370835, 4662224, 4995240, 5245002, 5827780, 5994288, 6993336, 7492860, 8741670, 9990480, 10490004, 11655560, 13112505, 13986672, 14985720, 17483340, 20980008, 23311120, 26225010, 29971440, 34966680, 41960016, 52450020, 69933360, 104900040, 209800080]

約数ペア:

[(1, 209800080), (2, 104900040), (3, 69933360), (4, 52450020), (5, 41960016), (6, 34966680), (7, 29971440), (8, 26225010), (9, 23311120), (10, 20980008), (12, 17483340), (14, 14985720), (15, 13986672), (16, 13112505), (18, 11655560), (20, 10490004), (21, 9990480), (24, 8741670), (28, 7492860), (30, 6993336), (35, 5994288), (36, 5827780), (40, 5245002), (42, 4995240), (45, 4662224), (48, 4370835), (56, 3746430), (60, 3496668), (63, 3330160), (70, 2997144), (72, 2913890), (80, 2622501), (84, 2497620), (90, 2331112), (105, 1998096), (112, 1873215), (120, 1748334), (126, 1665080), (140, 1498572), (144, 1456945), (168, 1248810), (180, 1165556), (210, 999048), (240, 874167), (252, 832540), (280, 749286), (315, 666032), (336, 624405), (360, 582778), (420, 499524), (504, 416270), (560, 374643), (630, 333016), (720, 291389), (840, 249762), (1008, 208135), (1260, 166508), (1680, 124881), (2520, 83254), (5040, 41627)]