280836720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2325

約数の個数: 200

約数和(自身を含む): 1027173840

約数和(自身を除く): 746337120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 1026, 1080, 1140, 1296, 1368, 1520, 1539, 1620, 1710, 2052, 2160, 2280, 2281, 2565, 2736, 3078, 3240, 3420, 4104, 4560, 4562, 5130, 6156, 6480, 6840, 6843, 7695, 8208, 9124, 10260, 11405, 12312, 13680, 13686, 15390, 18248, 20520, 20529, 22810, 24624, 27372, 30780, 34215, 36496, 41040, 41058, 43339, 45620, 54744, 61560, 61587, 68430, 82116, 86678, 91240, 102645, 109488, 123120, 123174, 130017, 136860, 164232, 173356, 182480, 184761, 205290, 216695, 246348, 260034, 273720, 307935, 328464, 346712, 369522, 390051, 410580, 433390, 492696, 520068, 547440, 615870, 650085, 693424, 739044, 780102, 821160, 866780, 923805, 985392, 1040136, 1170153, 1231740, 1300170, 1478088, 1560204, 1642320, 1733560, 1847610, 1950255, 2080272, 2340306, 2463480, 2600340, 2956176, 3120408, 3467120, 3510459, 3695220, 3900510, 4680612, 4926960, 5200680, 5850765, 6240816, 7020918, 7390440, 7801020, 9361224, 10401360, 11701530, 14041836, 14780880, 15602040, 17552295, 18722448, 23403060, 28083672, 31204080, 35104590, 46806120, 56167344, 70209180, 93612240, 140418360, 280836720]

約数ペア:

[(1, 280836720), (2, 140418360), (3, 93612240), (4, 70209180), (5, 56167344), (6, 46806120), (8, 35104590), (9, 31204080), (10, 28083672), (12, 23403060), (15, 18722448), (16, 17552295), (18, 15602040), (19, 14780880), (20, 14041836), (24, 11701530), (27, 10401360), (30, 9361224), (36, 7801020), (38, 7390440), (40, 7020918), (45, 6240816), (48, 5850765), (54, 5200680), (57, 4926960), (60, 4680612), (72, 3900510), (76, 3695220), (80, 3510459), (81, 3467120), (90, 3120408), (95, 2956176), (108, 2600340), (114, 2463480), (120, 2340306), (135, 2080272), (144, 1950255), (152, 1847610), (162, 1733560), (171, 1642320), (180, 1560204), (190, 1478088), (216, 1300170), (228, 1231740), (240, 1170153), (270, 1040136), (285, 985392), (304, 923805), (324, 866780), (342, 821160), (360, 780102), (380, 739044), (405, 693424), (432, 650085), (456, 615870), (513, 547440), (540, 520068), (570, 492696), (648, 433390), (684, 410580), (720, 390051), (760, 369522), (810, 346712), (855, 328464), (912, 307935), (1026, 273720), (1080, 260034), (1140, 246348), (1296, 216695), (1368, 205290), (1520, 184761), (1539, 182480), (1620, 173356), (1710, 164232), (2052, 136860), (2160, 130017), (2280, 123174), (2281, 123120), (2565, 109488), (2736, 102645), (3078, 91240), (3240, 86678), (3420, 82116), (4104, 68430), (4560, 61587), (4562, 61560), (5130, 54744), (6156, 45620), (6480, 43339), (6840, 41058), (6843, 41040), (7695, 36496), (8208, 34215), (9124, 30780), (10260, 27372), (11405, 24624), (12312, 22810), (13680, 20529), (13686, 20520), (15390, 18248)]