1640709224

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 3992371200

約数和(自身を除く): 2351661976

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 151, 154, 217, 248, 302, 308, 341, 434, 569, 604, 616, 682, 868, 1057, 1138, 1208, 1364, 1661, 1736, 2114, 2276, 2387, 2728, 3322, 3983, 4228, 4552, 4681, 4774, 6259, 6644, 7966, 8456, 9362, 9548, 11627, 12518, 13288, 15932, 17639, 18724, 19096, 23254, 25036, 31864, 32767, 35278, 37448, 43813, 46508, 50072, 51491, 65534, 70556, 85919, 87626, 93016, 102982, 123473, 131068, 141112, 171838, 175252, 194029, 205964, 246946, 262136, 343676, 350504, 360437, 388058, 411928, 493892, 601433, 687352, 720874, 776116, 945109, 987784, 1202866, 1358203, 1441748, 1552232, 1890218, 2405732, 2663489, 2716406, 2883496, 3780436, 4811464, 5326978, 5432812, 6615763, 7560872, 10653956, 10865624, 13231526, 18644423, 21307912, 26463052, 29298379, 37288846, 52926104, 58596758, 74577692, 117193516, 149155384, 205088653, 234387032, 410177306, 820354612, 1640709224]

約数ペア:

[(1, 1640709224), (2, 820354612), (4, 410177306), (7, 234387032), (8, 205088653), (11, 149155384), (14, 117193516), (22, 74577692), (28, 58596758), (31, 52926104), (44, 37288846), (56, 29298379), (62, 26463052), (77, 21307912), (88, 18644423), (124, 13231526), (151, 10865624), (154, 10653956), (217, 7560872), (248, 6615763), (302, 5432812), (308, 5326978), (341, 4811464), (434, 3780436), (569, 2883496), (604, 2716406), (616, 2663489), (682, 2405732), (868, 1890218), (1057, 1552232), (1138, 1441748), (1208, 1358203), (1364, 1202866), (1661, 987784), (1736, 945109), (2114, 776116), (2276, 720874), (2387, 687352), (2728, 601433), (3322, 493892), (3983, 411928), (4228, 388058), (4552, 360437), (4681, 350504), (4774, 343676), (6259, 262136), (6644, 246946), (7966, 205964), (8456, 194029), (9362, 175252), (9548, 171838), (11627, 141112), (12518, 131068), (13288, 123473), (15932, 102982), (17639, 93016), (18724, 87626), (19096, 85919), (23254, 70556), (25036, 65534), (31864, 51491), (32767, 50072), (35278, 46508), (37448, 43813)]