1338806880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5483

約数の個数: 240

約数和(自身を含む): 4974464880

約数和(自身を除く): 3635658000

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, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 4104, 4320, 4560, 5130, 5437, 5472, 6156, 6480, 6840, 7695, 8208, 9120, 10260, 10874, 12312, 12960, 13680, 15390, 16311, 16416, 20520, 21748, 24624, 27185, 27360, 30780, 32622, 41040, 43496, 48933, 49248, 54370, 61560, 65244, 81555, 82080, 86992, 97866, 103303, 108740, 123120, 130488, 146799, 163110, 173984, 195732, 206606, 217480, 244665, 246240, 260976, 293598, 309909, 326220, 391464, 413212, 434960, 440397, 489330, 516515, 521952, 587196, 619818, 652440, 733995, 782928, 826424, 869920, 880794, 929727, 978660, 1033030, 1174392, 1239636, 1304880, 1467990, 1549545, 1565856, 1652848, 1761588, 1859454, 1957320, 2066060, 2201985, 2348784, 2479272, 2609760, 2789181, 2935980, 3099090, 3305696, 3523176, 3718908, 3914640, 4132120, 4403970, 4648635, 4697568, 4958544, 5578362, 5871960, 6198180, 7046352, 7437816, 7829280, 8264240, 8367543, 8807940, 9297270, 9917088, 11156724, 11743920, 12396360, 13945905, 14092704, 14875632, 16528480, 16735086, 17615880, 18594540, 22313448, 23487840, 24792720, 27891810, 29751264, 33470172, 35231760, 37189080, 41837715, 44626896, 49585440, 55783620, 66940344, 70463520, 74378160, 83675430, 89253792, 111567240, 133880688, 148756320, 167350860, 223134480, 267761376, 334701720, 446268960, 669403440, 1338806880]

約数ペア:

[(1, 1338806880), (2, 669403440), (3, 446268960), (4, 334701720), (5, 267761376), (6, 223134480), (8, 167350860), (9, 148756320), (10, 133880688), (12, 111567240), (15, 89253792), (16, 83675430), (18, 74378160), (19, 70463520), (20, 66940344), (24, 55783620), (27, 49585440), (30, 44626896), (32, 41837715), (36, 37189080), (38, 35231760), (40, 33470172), (45, 29751264), (48, 27891810), (54, 24792720), (57, 23487840), (60, 22313448), (72, 18594540), (76, 17615880), (80, 16735086), (81, 16528480), (90, 14875632), (95, 14092704), (96, 13945905), (108, 12396360), (114, 11743920), (120, 11156724), (135, 9917088), (144, 9297270), (152, 8807940), (160, 8367543), (162, 8264240), (171, 7829280), (180, 7437816), (190, 7046352), (216, 6198180), (228, 5871960), (240, 5578362), (270, 4958544), (285, 4697568), (288, 4648635), (304, 4403970), (324, 4132120), (342, 3914640), (360, 3718908), (380, 3523176), (405, 3305696), (432, 3099090), (456, 2935980), (480, 2789181), (513, 2609760), (540, 2479272), (570, 2348784), (608, 2201985), (648, 2066060), (684, 1957320), (720, 1859454), (760, 1761588), (810, 1652848), (855, 1565856), (864, 1549545), (912, 1467990), (1026, 1304880), (1080, 1239636), (1140, 1174392), (1296, 1033030), (1368, 978660), (1440, 929727), (1520, 880794), (1539, 869920), (1620, 826424), (1710, 782928), (1824, 733995), (2052, 652440), (2160, 619818), (2280, 587196), (2565, 521952), (2592, 516515), (2736, 489330), (3040, 440397), (3078, 434960), (3240, 413212), (3420, 391464), (4104, 326220), (4320, 309909), (4560, 293598), (5130, 260976), (5437, 246240), (5472, 244665), (6156, 217480), (6480, 206606), (6840, 195732), (7695, 173984), (8208, 163110), (9120, 146799), (10260, 130488), (10874, 123120), (12312, 108740), (12960, 103303), (13680, 97866), (15390, 86992), (16311, 82080), (16416, 81555), (20520, 65244), (21748, 61560), (24624, 54370), (27185, 49248), (27360, 48933), (30780, 43496), (32622, 41040)]