39885408

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 123243120

約数和(自身を除く): 83357712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 72, 74, 76, 96, 111, 114, 144, 148, 152, 171, 197, 222, 228, 288, 296, 304, 333, 342, 394, 444, 456, 591, 592, 608, 666, 684, 703, 788, 888, 912, 1182, 1184, 1332, 1368, 1406, 1576, 1773, 1776, 1824, 2109, 2364, 2664, 2736, 2812, 3152, 3546, 3552, 3743, 4218, 4728, 5328, 5472, 5624, 6304, 6327, 7092, 7289, 7486, 8436, 9456, 10656, 11229, 11248, 12654, 14184, 14578, 14972, 16872, 18912, 21867, 22458, 22496, 25308, 28368, 29156, 29944, 33687, 33744, 43734, 44916, 50616, 56736, 58312, 59888, 65601, 67374, 67488, 87468, 89832, 101232, 116624, 119776, 131202, 134748, 138491, 174936, 179664, 202464, 233248, 262404, 269496, 276982, 349872, 359328, 415473, 524808, 538992, 553964, 699744, 830946, 1049616, 1077984, 1107928, 1246419, 1661892, 2099232, 2215856, 2492838, 3323784, 4431712, 4985676, 6647568, 9971352, 13295136, 19942704, 39885408]

約数ペア:

[(1, 39885408), (2, 19942704), (3, 13295136), (4, 9971352), (6, 6647568), (8, 4985676), (9, 4431712), (12, 3323784), (16, 2492838), (18, 2215856), (19, 2099232), (24, 1661892), (32, 1246419), (36, 1107928), (37, 1077984), (38, 1049616), (48, 830946), (57, 699744), (72, 553964), (74, 538992), (76, 524808), (96, 415473), (111, 359328), (114, 349872), (144, 276982), (148, 269496), (152, 262404), (171, 233248), (197, 202464), (222, 179664), (228, 174936), (288, 138491), (296, 134748), (304, 131202), (333, 119776), (342, 116624), (394, 101232), (444, 89832), (456, 87468), (591, 67488), (592, 67374), (608, 65601), (666, 59888), (684, 58312), (703, 56736), (788, 50616), (888, 44916), (912, 43734), (1182, 33744), (1184, 33687), (1332, 29944), (1368, 29156), (1406, 28368), (1576, 25308), (1773, 22496), (1776, 22458), (1824, 21867), (2109, 18912), (2364, 16872), (2664, 14972), (2736, 14578), (2812, 14184), (3152, 12654), (3546, 11248), (3552, 11229), (3743, 10656), (4218, 9456), (4728, 8436), (5328, 7486), (5472, 7289), (5624, 7092), (6304, 6327)]