71429220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3929}}^1$

素因数の和:4045

約数の個数: 72

約数和(自身を含む): 218869560

約数和(自身を除く): 147440340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 3929, 4545, 6060, 7858, 9090, 11787, 15716, 18180, 19645, 23574, 35361, 39290, 47148, 58935, 70722, 78580, 117870, 141444, 176805, 235740, 353610, 396829, 707220, 793658, 1190487, 1587316, 1984145, 2380974, 3571461, 3968290, 4761948, 5952435, 7142922, 7936580, 11904870, 14285844, 17857305, 23809740, 35714610, 71429220]

約数ペア:

[(1, 71429220), (2, 35714610), (3, 23809740), (4, 17857305), (5, 14285844), (6, 11904870), (9, 7936580), (10, 7142922), (12, 5952435), (15, 4761948), (18, 3968290), (20, 3571461), (30, 2380974), (36, 1984145), (45, 1587316), (60, 1190487), (90, 793658), (101, 707220), (180, 396829), (202, 353610), (303, 235740), (404, 176805), (505, 141444), (606, 117870), (909, 78580), (1010, 70722), (1212, 58935), (1515, 47148), (1818, 39290), (2020, 35361), (3030, 23574), (3636, 19645), (3929, 18180), (4545, 15716), (6060, 11787), (7858, 9090)]