40904028

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 120

約数和(自身を含む): 121968000

約数和(自身を除く): 81063972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 81, 92, 99, 108, 132, 138, 162, 198, 207, 253, 276, 297, 324, 396, 414, 499, 506, 594, 621, 759, 828, 891, 998, 1012, 1188, 1242, 1497, 1518, 1782, 1863, 1996, 2277, 2484, 2994, 3036, 3564, 3726, 4491, 4554, 5489, 5988, 6831, 7452, 8982, 9108, 10978, 11477, 13473, 13662, 16467, 17964, 20493, 21956, 22954, 26946, 27324, 32934, 34431, 40419, 40986, 45908, 49401, 53892, 65868, 68862, 80838, 81972, 98802, 103293, 126247, 137724, 148203, 161676, 197604, 206586, 252494, 296406, 309879, 378741, 413172, 444609, 504988, 592812, 619758, 757482, 889218, 929637, 1136223, 1239516, 1514964, 1778436, 1859274, 2272446, 3408669, 3718548, 4544892, 6817338, 10226007, 13634676, 20452014, 40904028]

約数ペア:

[(1, 40904028), (2, 20452014), (3, 13634676), (4, 10226007), (6, 6817338), (9, 4544892), (11, 3718548), (12, 3408669), (18, 2272446), (22, 1859274), (23, 1778436), (27, 1514964), (33, 1239516), (36, 1136223), (44, 929637), (46, 889218), (54, 757482), (66, 619758), (69, 592812), (81, 504988), (92, 444609), (99, 413172), (108, 378741), (132, 309879), (138, 296406), (162, 252494), (198, 206586), (207, 197604), (253, 161676), (276, 148203), (297, 137724), (324, 126247), (396, 103293), (414, 98802), (499, 81972), (506, 80838), (594, 68862), (621, 65868), (759, 53892), (828, 49401), (891, 45908), (998, 40986), (1012, 40419), (1188, 34431), (1242, 32934), (1497, 27324), (1518, 26946), (1782, 22954), (1863, 21956), (1996, 20493), (2277, 17964), (2484, 16467), (2994, 13662), (3036, 13473), (3564, 11477), (3726, 10978), (4491, 9108), (4554, 8982), (5489, 7452), (5988, 6831)]