217616240

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 60

約数和(自身を含む): 520263576

約数和(自身を除く): 302647336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1369, 1480, 1987, 2738, 2960, 3974, 5476, 6845, 7948, 9935, 10952, 13690, 15896, 19870, 21904, 27380, 31792, 39740, 54760, 73519, 79480, 109520, 147038, 158960, 294076, 367595, 588152, 735190, 1176304, 1470380, 2720203, 2940760, 5440406, 5881520, 10880812, 13601015, 21761624, 27202030, 43523248, 54404060, 108808120, 217616240]

約数ペア:

[(1, 217616240), (2, 108808120), (4, 54404060), (5, 43523248), (8, 27202030), (10, 21761624), (16, 13601015), (20, 10880812), (37, 5881520), (40, 5440406), (74, 2940760), (80, 2720203), (148, 1470380), (185, 1176304), (296, 735190), (370, 588152), (592, 367595), (740, 294076), (1369, 158960), (1480, 147038), (1987, 109520), (2738, 79480), (2960, 73519), (3974, 54760), (5476, 39740), (6845, 31792), (7948, 27380), (9935, 21904), (10952, 19870), (13690, 15896)]