217668960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2221

約数の個数: 144

約数和(自身を含む): 753611040

約数和(自身を除く): 535942080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2129, 2130, 2272, 2556, 2840, 3195, 3408, 4258, 4260, 5112, 5680, 6387, 6390, 6816, 8516, 8520, 10224, 10645, 11360, 12774, 12780, 17032, 17040, 19161, 20448, 21290, 25548, 25560, 31935, 34064, 34080, 38322, 42580, 51096, 51120, 63870, 68128, 76644, 85160, 95805, 102192, 102240, 127740, 151159, 153288, 170320, 191610, 204384, 255480, 302318, 306576, 340640, 383220, 453477, 510960, 604636, 613152, 755795, 766440, 906954, 1021920, 1209272, 1360431, 1511590, 1532880, 1813908, 2267385, 2418544, 2720862, 3023180, 3065760, 3627816, 4534770, 4837088, 5441724, 6046360, 6802155, 7255632, 9069540, 10883448, 12092720, 13604310, 14511264, 18139080, 21766896, 24185440, 27208620, 36278160, 43533792, 54417240, 72556320, 108834480, 217668960]

約数ペア:

[(1, 217668960), (2, 108834480), (3, 72556320), (4, 54417240), (5, 43533792), (6, 36278160), (8, 27208620), (9, 24185440), (10, 21766896), (12, 18139080), (15, 14511264), (16, 13604310), (18, 12092720), (20, 10883448), (24, 9069540), (30, 7255632), (32, 6802155), (36, 6046360), (40, 5441724), (45, 4837088), (48, 4534770), (60, 3627816), (71, 3065760), (72, 3023180), (80, 2720862), (90, 2418544), (96, 2267385), (120, 1813908), (142, 1532880), (144, 1511590), (160, 1360431), (180, 1209272), (213, 1021920), (240, 906954), (284, 766440), (288, 755795), (355, 613152), (360, 604636), (426, 510960), (480, 453477), (568, 383220), (639, 340640), (710, 306576), (720, 302318), (852, 255480), (1065, 204384), (1136, 191610), (1278, 170320), (1420, 153288), (1440, 151159), (1704, 127740), (2129, 102240), (2130, 102192), (2272, 95805), (2556, 85160), (2840, 76644), (3195, 68128), (3408, 63870), (4258, 51120), (4260, 51096), (5112, 42580), (5680, 38322), (6387, 34080), (6390, 34064), (6816, 31935), (8516, 25560), (8520, 25548), (10224, 21290), (10645, 20448), (11360, 19161), (12774, 17040), (12780, 17032)]