809226720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9859}}^1$

素因数の和:9902

約数の個数: 192

約数和(自身を含む): 2981664000

約数和(自身を除く): 2172437280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1824, 2052, 2160, 2280, 2565, 2736, 3040, 3420, 4104, 4320, 4560, 5130, 5472, 6840, 8208, 9120, 9859, 10260, 13680, 16416, 19718, 20520, 27360, 29577, 39436, 41040, 49295, 59154, 78872, 82080, 88731, 98590, 118308, 147885, 157744, 177462, 187321, 197180, 236616, 266193, 295770, 315488, 354924, 374642, 394360, 443655, 473232, 532386, 561963, 591540, 709848, 749284, 788720, 887310, 936605, 946464, 1064772, 1123926, 1183080, 1330965, 1419696, 1498568, 1577440, 1685889, 1774620, 1873210, 2129544, 2247852, 2366160, 2661930, 2809815, 2839392, 2997136, 3371778, 3549240, 3746420, 4259088, 4495704, 4732320, 5057667, 5323860, 5619630, 5994272, 6743556, 7098480, 7492840, 8429445, 8518176, 8991408, 10115334, 10647720, 11239260, 13487112, 14196960, 14985680, 16858890, 17982816, 20230668, 21295440, 22478520, 25288335, 26974224, 29971360, 33717780, 40461336, 42590880, 44957040, 50576670, 53948448, 67435560, 80922672, 89914080, 101153340, 134871120, 161845344, 202306680, 269742240, 404613360, 809226720]

約数ペア:

[(1, 809226720), (2, 404613360), (3, 269742240), (4, 202306680), (5, 161845344), (6, 134871120), (8, 101153340), (9, 89914080), (10, 80922672), (12, 67435560), (15, 53948448), (16, 50576670), (18, 44957040), (19, 42590880), (20, 40461336), (24, 33717780), (27, 29971360), (30, 26974224), (32, 25288335), (36, 22478520), (38, 21295440), (40, 20230668), (45, 17982816), (48, 16858890), (54, 14985680), (57, 14196960), (60, 13487112), (72, 11239260), (76, 10647720), (80, 10115334), (90, 8991408), (95, 8518176), (96, 8429445), (108, 7492840), (114, 7098480), (120, 6743556), (135, 5994272), (144, 5619630), (152, 5323860), (160, 5057667), (171, 4732320), (180, 4495704), (190, 4259088), (216, 3746420), (228, 3549240), (240, 3371778), (270, 2997136), (285, 2839392), (288, 2809815), (304, 2661930), (342, 2366160), (360, 2247852), (380, 2129544), (432, 1873210), (456, 1774620), (480, 1685889), (513, 1577440), (540, 1498568), (570, 1419696), (608, 1330965), (684, 1183080), (720, 1123926), (760, 1064772), (855, 946464), (864, 936605), (912, 887310), (1026, 788720), (1080, 749284), (1140, 709848), (1368, 591540), (1440, 561963), (1520, 532386), (1710, 473232), (1824, 443655), (2052, 394360), (2160, 374642), (2280, 354924), (2565, 315488), (2736, 295770), (3040, 266193), (3420, 236616), (4104, 197180), (4320, 187321), (4560, 177462), (5130, 157744), (5472, 147885), (6840, 118308), (8208, 98590), (9120, 88731), (9859, 82080), (10260, 78872), (13680, 59154), (16416, 49295), (19718, 41040), (20520, 39436), (27360, 29577)]