2440040988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{431}}^1\times {\mathrm{557}}^1$

素因数の和:1024

約数の個数: 144

約数和(自身を含む): 7181540352

約数和(自身を除く): 4741499364

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 431, 462, 484, 557, 726, 847, 862, 924, 1114, 1293, 1452, 1671, 1694, 1724, 2228, 2541, 2586, 3017, 3342, 3388, 3899, 4741, 5082, 5172, 6034, 6127, 6684, 7798, 9051, 9482, 10164, 11697, 12068, 12254, 14223, 15596, 18102, 18381, 18964, 23394, 24508, 28446, 33187, 36204, 36762, 42889, 46788, 52151, 56892, 66374, 67397, 73524, 85778, 99561, 104302, 128667, 132748, 134794, 156453, 171556, 199122, 202191, 208604, 240067, 257334, 269588, 312906, 365057, 398244, 404382, 471779, 480134, 514668, 625812, 720201, 730114, 808764, 943558, 960268, 1095171, 1415337, 1440402, 1460228, 1680469, 1887116, 2190342, 2640737, 2830674, 2880804, 3360938, 4380684, 5041407, 5281474, 5661348, 6721876, 7922211, 10082814, 10562948, 15844422, 18485159, 20165628, 29048107, 31688844, 36970318, 55455477, 58096214, 73940636, 87144321, 110910954, 116192428, 174288642, 203336749, 221821908, 348577284, 406673498, 610010247, 813346996, 1220020494, 2440040988]

約数ペア:

[(1, 2440040988), (2, 1220020494), (3, 813346996), (4, 610010247), (6, 406673498), (7, 348577284), (11, 221821908), (12, 203336749), (14, 174288642), (21, 116192428), (22, 110910954), (28, 87144321), (33, 73940636), (42, 58096214), (44, 55455477), (66, 36970318), (77, 31688844), (84, 29048107), (121, 20165628), (132, 18485159), (154, 15844422), (231, 10562948), (242, 10082814), (308, 7922211), (363, 6721876), (431, 5661348), (462, 5281474), (484, 5041407), (557, 4380684), (726, 3360938), (847, 2880804), (862, 2830674), (924, 2640737), (1114, 2190342), (1293, 1887116), (1452, 1680469), (1671, 1460228), (1694, 1440402), (1724, 1415337), (2228, 1095171), (2541, 960268), (2586, 943558), (3017, 808764), (3342, 730114), (3388, 720201), (3899, 625812), (4741, 514668), (5082, 480134), (5172, 471779), (6034, 404382), (6127, 398244), (6684, 365057), (7798, 312906), (9051, 269588), (9482, 257334), (10164, 240067), (11697, 208604), (12068, 202191), (12254, 199122), (14223, 171556), (15596, 156453), (18102, 134794), (18381, 132748), (18964, 128667), (23394, 104302), (24508, 99561), (28446, 85778), (33187, 73524), (36204, 67397), (36762, 66374), (42889, 56892), (46788, 52151)]