2520540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 8910720

約数和(自身を除く): 6390180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 67, 76, 90, 95, 99, 110, 114, 132, 134, 165, 171, 180, 190, 198, 201, 209, 220, 228, 268, 285, 330, 335, 342, 380, 396, 402, 418, 495, 570, 603, 627, 660, 670, 684, 737, 804, 836, 855, 990, 1005, 1045, 1140, 1206, 1254, 1273, 1340, 1474, 1710, 1881, 1980, 2010, 2090, 2211, 2412, 2508, 2546, 2948, 3015, 3135, 3420, 3685, 3762, 3819, 4020, 4180, 4422, 5092, 6030, 6270, 6365, 6633, 7370, 7524, 7638, 8844, 9405, 11055, 11457, 12060, 12540, 12730, 13266, 14003, 14740, 15276, 18810, 19095, 22110, 22914, 25460, 26532, 28006, 33165, 37620, 38190, 42009, 44220, 45828, 56012, 57285, 66330, 70015, 76380, 84018, 114570, 126027, 132660, 140030, 168036, 210045, 229140, 252054, 280060, 420090, 504108, 630135, 840180, 1260270, 2520540]

約数ペア:

[(1, 2520540), (2, 1260270), (3, 840180), (4, 630135), (5, 504108), (6, 420090), (9, 280060), (10, 252054), (11, 229140), (12, 210045), (15, 168036), (18, 140030), (19, 132660), (20, 126027), (22, 114570), (30, 84018), (33, 76380), (36, 70015), (38, 66330), (44, 57285), (45, 56012), (55, 45828), (57, 44220), (60, 42009), (66, 38190), (67, 37620), (76, 33165), (90, 28006), (95, 26532), (99, 25460), (110, 22914), (114, 22110), (132, 19095), (134, 18810), (165, 15276), (171, 14740), (180, 14003), (190, 13266), (198, 12730), (201, 12540), (209, 12060), (220, 11457), (228, 11055), (268, 9405), (285, 8844), (330, 7638), (335, 7524), (342, 7370), (380, 6633), (396, 6365), (402, 6270), (418, 6030), (495, 5092), (570, 4422), (603, 4180), (627, 4020), (660, 3819), (670, 3762), (684, 3685), (737, 3420), (804, 3135), (836, 3015), (855, 2948), (990, 2546), (1005, 2508), (1045, 2412), (1140, 2211), (1206, 2090), (1254, 2010), (1273, 1980), (1340, 1881), (1474, 1710)]