217789560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{67219}}^1$

素因数の和:67242

約数の個数: 80

約数和(自身を含む): 732025800

約数和(自身を除く): 514236240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 67219, 134438, 201657, 268876, 336095, 403314, 537752, 604971, 672190, 806628, 1008285, 1209942, 1344380, 1613256, 1814913, 2016570, 2419884, 2688760, 3024855, 3629826, 4033140, 4839768, 5444739, 6049710, 7259652, 8066280, 9074565, 10889478, 12099420, 14519304, 18149130, 21778956, 24198840, 27223695, 36298260, 43557912, 54447390, 72596520, 108894780, 217789560]

約数ペア:

[(1, 217789560), (2, 108894780), (3, 72596520), (4, 54447390), (5, 43557912), (6, 36298260), (8, 27223695), (9, 24198840), (10, 21778956), (12, 18149130), (15, 14519304), (18, 12099420), (20, 10889478), (24, 9074565), (27, 8066280), (30, 7259652), (36, 6049710), (40, 5444739), (45, 4839768), (54, 4033140), (60, 3629826), (72, 3024855), (81, 2688760), (90, 2419884), (108, 2016570), (120, 1814913), (135, 1613256), (162, 1344380), (180, 1209942), (216, 1008285), (270, 806628), (324, 672190), (360, 604971), (405, 537752), (540, 403314), (648, 336095), (810, 268876), (1080, 201657), (1620, 134438), (3240, 67219)]