1260666720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15359}}^1$

素因数の和:15402

約数の個数: 192

約数和(自身を含む): 4644864000

約数和(自身を除く): 3384197280

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, 10260, 13680, 15359, 16416, 20520, 27360, 30718, 41040, 46077, 61436, 76795, 82080, 92154, 122872, 138231, 153590, 184308, 230385, 245744, 276462, 291821, 307180, 368616, 414693, 460770, 491488, 552924, 583642, 614360, 691155, 737232, 829386, 875463, 921540, 1105848, 1167284, 1228720, 1382310, 1459105, 1474464, 1658772, 1750926, 1843080, 2073465, 2211696, 2334568, 2457440, 2626389, 2764620, 2918210, 3317544, 3501852, 3686160, 4146930, 4377315, 4423392, 4669136, 5252778, 5529240, 5836420, 6635088, 7003704, 7372320, 7879167, 8293860, 8754630, 9338272, 10505556, 11058480, 11672840, 13131945, 13270176, 14007408, 15758334, 16587720, 17509260, 21011112, 22116960, 23345680, 26263890, 28014816, 31516668, 33175440, 35018520, 39395835, 42022224, 46691360, 52527780, 63033336, 66350880, 70037040, 78791670, 84044448, 105055560, 126066672, 140074080, 157583340, 210111120, 252133344, 315166680, 420222240, 630333360, 1260666720]

約数ペア:

[(1, 1260666720), (2, 630333360), (3, 420222240), (4, 315166680), (5, 252133344), (6, 210111120), (8, 157583340), (9, 140074080), (10, 126066672), (12, 105055560), (15, 84044448), (16, 78791670), (18, 70037040), (19, 66350880), (20, 63033336), (24, 52527780), (27, 46691360), (30, 42022224), (32, 39395835), (36, 35018520), (38, 33175440), (40, 31516668), (45, 28014816), (48, 26263890), (54, 23345680), (57, 22116960), (60, 21011112), (72, 17509260), (76, 16587720), (80, 15758334), (90, 14007408), (95, 13270176), (96, 13131945), (108, 11672840), (114, 11058480), (120, 10505556), (135, 9338272), (144, 8754630), (152, 8293860), (160, 7879167), (171, 7372320), (180, 7003704), (190, 6635088), (216, 5836420), (228, 5529240), (240, 5252778), (270, 4669136), (285, 4423392), (288, 4377315), (304, 4146930), (342, 3686160), (360, 3501852), (380, 3317544), (432, 2918210), (456, 2764620), (480, 2626389), (513, 2457440), (540, 2334568), (570, 2211696), (608, 2073465), (684, 1843080), (720, 1750926), (760, 1658772), (855, 1474464), (864, 1459105), (912, 1382310), (1026, 1228720), (1080, 1167284), (1140, 1105848), (1368, 921540), (1440, 875463), (1520, 829386), (1710, 737232), (1824, 691155), (2052, 614360), (2160, 583642), (2280, 552924), (2565, 491488), (2736, 460770), (3040, 414693), (3420, 368616), (4104, 307180), (4320, 291821), (4560, 276462), (5130, 245744), (5472, 230385), (6840, 184308), (8208, 153590), (9120, 138231), (10260, 122872), (13680, 92154), (15359, 82080), (16416, 76795), (20520, 61436), (27360, 46077), (30718, 41040)]