40897818

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 67966182

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 23, 26, 27, 34, 39, 46, 51, 54, 69, 78, 102, 117, 138, 149, 153, 207, 221, 234, 298, 299, 306, 351, 391, 414, 442, 447, 459, 598, 621, 663, 702, 782, 894, 897, 918, 1173, 1242, 1326, 1341, 1794, 1937, 1989, 2346, 2533, 2682, 2691, 3427, 3519, 3874, 3978, 4023, 5066, 5083, 5382, 5811, 5967, 6854, 7038, 7599, 8046, 8073, 10166, 10281, 10557, 11622, 11934, 15198, 15249, 16146, 17433, 20562, 21114, 22797, 30498, 30843, 32929, 34866, 44551, 45594, 45747, 52299, 58259, 61686, 65858, 68391, 89102, 91494, 92529, 98787, 104598, 116518, 133653, 136782, 137241, 174777, 185058, 197574, 267306, 274482, 296361, 349554, 400959, 524331, 592722, 757367, 801918, 889083, 1048662, 1202877, 1514734, 1572993, 1778166, 2272101, 2405754, 3145986, 4544202, 6816303, 13632606, 20448909, 40897818]

約数ペア:

[(1, 40897818), (2, 20448909), (3, 13632606), (6, 6816303), (9, 4544202), (13, 3145986), (17, 2405754), (18, 2272101), (23, 1778166), (26, 1572993), (27, 1514734), (34, 1202877), (39, 1048662), (46, 889083), (51, 801918), (54, 757367), (69, 592722), (78, 524331), (102, 400959), (117, 349554), (138, 296361), (149, 274482), (153, 267306), (207, 197574), (221, 185058), (234, 174777), (298, 137241), (299, 136782), (306, 133653), (351, 116518), (391, 104598), (414, 98787), (442, 92529), (447, 91494), (459, 89102), (598, 68391), (621, 65858), (663, 61686), (702, 58259), (782, 52299), (894, 45747), (897, 45594), (918, 44551), (1173, 34866), (1242, 32929), (1326, 30843), (1341, 30498), (1794, 22797), (1937, 21114), (1989, 20562), (2346, 17433), (2533, 16146), (2682, 15249), (2691, 15198), (3427, 11934), (3519, 11622), (3874, 10557), (3978, 10281), (4023, 10166), (5066, 8073), (5083, 8046), (5382, 7599), (5811, 7038), (5967, 6854)]