121978404

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1181}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 326988480

約数和(自身を除く): 205010076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 151, 171, 228, 302, 342, 453, 604, 684, 906, 1181, 1359, 1812, 2362, 2718, 2869, 3543, 4724, 5436, 5738, 7086, 8607, 10629, 11476, 14172, 17214, 21258, 22439, 25821, 34428, 42516, 44878, 51642, 67317, 89756, 103284, 134634, 178331, 201951, 269268, 356662, 403902, 534993, 713324, 807804, 1069986, 1604979, 2139972, 3209958, 3388289, 6419916, 6776578, 10164867, 13553156, 20329734, 30494601, 40659468, 60989202, 121978404]

約数ペア:

[(1, 121978404), (2, 60989202), (3, 40659468), (4, 30494601), (6, 20329734), (9, 13553156), (12, 10164867), (18, 6776578), (19, 6419916), (36, 3388289), (38, 3209958), (57, 2139972), (76, 1604979), (114, 1069986), (151, 807804), (171, 713324), (228, 534993), (302, 403902), (342, 356662), (453, 269268), (604, 201951), (684, 178331), (906, 134634), (1181, 103284), (1359, 89756), (1812, 67317), (2362, 51642), (2718, 44878), (2869, 42516), (3543, 34428), (4724, 25821), (5436, 22439), (5738, 21258), (7086, 17214), (8607, 14172), (10629, 11476)]