1388623920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10979}}^1$

素因数の和:11043

約数の個数: 160

約数和(自身を含む): 4705413120

約数和(自身を除く): 3316789200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1020, 1054, 1240, 1360, 1488, 1581, 1860, 2040, 2108, 2480, 2635, 3162, 3720, 4080, 4216, 5270, 6324, 7440, 7905, 8432, 10540, 10979, 12648, 15810, 21080, 21958, 25296, 31620, 32937, 42160, 43916, 54895, 63240, 65874, 87832, 109790, 126480, 131748, 164685, 175664, 186643, 219580, 263496, 329370, 340349, 373286, 439160, 526992, 559929, 658740, 680698, 746572, 878320, 933215, 1021047, 1119858, 1317480, 1361396, 1493144, 1701745, 1866430, 2042094, 2239716, 2634960, 2722792, 2799645, 2986288, 3403490, 3732860, 4084188, 4479432, 5105235, 5445584, 5599290, 5785933, 6806980, 7465720, 8168376, 8958864, 10210470, 11198580, 11571866, 13613960, 14931440, 16336752, 17357799, 20420940, 22397160, 23143732, 27227920, 28929665, 34715598, 40841880, 44794320, 46287464, 57859330, 69431196, 81683760, 86788995, 92574928, 115718660, 138862392, 173577990, 231437320, 277724784, 347155980, 462874640, 694311960, 1388623920]

約数ペア:

[(1, 1388623920), (2, 694311960), (3, 462874640), (4, 347155980), (5, 277724784), (6, 231437320), (8, 173577990), (10, 138862392), (12, 115718660), (15, 92574928), (16, 86788995), (17, 81683760), (20, 69431196), (24, 57859330), (30, 46287464), (31, 44794320), (34, 40841880), (40, 34715598), (48, 28929665), (51, 27227920), (60, 23143732), (62, 22397160), (68, 20420940), (80, 17357799), (85, 16336752), (93, 14931440), (102, 13613960), (120, 11571866), (124, 11198580), (136, 10210470), (155, 8958864), (170, 8168376), (186, 7465720), (204, 6806980), (240, 5785933), (248, 5599290), (255, 5445584), (272, 5105235), (310, 4479432), (340, 4084188), (372, 3732860), (408, 3403490), (465, 2986288), (496, 2799645), (510, 2722792), (527, 2634960), (620, 2239716), (680, 2042094), (744, 1866430), (816, 1701745), (930, 1493144), (1020, 1361396), (1054, 1317480), (1240, 1119858), (1360, 1021047), (1488, 933215), (1581, 878320), (1860, 746572), (2040, 680698), (2108, 658740), (2480, 559929), (2635, 526992), (3162, 439160), (3720, 373286), (4080, 340349), (4216, 329370), (5270, 263496), (6324, 219580), (7440, 186643), (7905, 175664), (8432, 164685), (10540, 131748), (10979, 126480), (12648, 109790), (15810, 87832), (21080, 65874), (21958, 63240), (25296, 54895), (31620, 43916), (32937, 42160)]