81478824

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 252149760

約数和(自身を除く): 170670936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 47, 51, 56, 68, 84, 94, 102, 119, 136, 141, 168, 188, 204, 238, 282, 329, 357, 376, 408, 476, 564, 607, 658, 714, 799, 952, 987, 1128, 1214, 1316, 1428, 1598, 1821, 1974, 2397, 2428, 2632, 2856, 3196, 3642, 3948, 4249, 4794, 4856, 5593, 6392, 7284, 7896, 8498, 9588, 10319, 11186, 12747, 14568, 16779, 16996, 19176, 20638, 22372, 25494, 28529, 30957, 33558, 33992, 41276, 44744, 50988, 57058, 61914, 67116, 72233, 82552, 85587, 101976, 114116, 123828, 134232, 144466, 171174, 199703, 216699, 228232, 247656, 288932, 342348, 399406, 433398, 484993, 577864, 599109, 684696, 798812, 866796, 969986, 1198218, 1454979, 1597624, 1733592, 1939972, 2396436, 2909958, 3394951, 3879944, 4792872, 5819916, 6789902, 10184853, 11639832, 13579804, 20369706, 27159608, 40739412, 81478824]

約数ペア:

[(1, 81478824), (2, 40739412), (3, 27159608), (4, 20369706), (6, 13579804), (7, 11639832), (8, 10184853), (12, 6789902), (14, 5819916), (17, 4792872), (21, 3879944), (24, 3394951), (28, 2909958), (34, 2396436), (42, 1939972), (47, 1733592), (51, 1597624), (56, 1454979), (68, 1198218), (84, 969986), (94, 866796), (102, 798812), (119, 684696), (136, 599109), (141, 577864), (168, 484993), (188, 433398), (204, 399406), (238, 342348), (282, 288932), (329, 247656), (357, 228232), (376, 216699), (408, 199703), (476, 171174), (564, 144466), (607, 134232), (658, 123828), (714, 114116), (799, 101976), (952, 85587), (987, 82552), (1128, 72233), (1214, 67116), (1316, 61914), (1428, 57058), (1598, 50988), (1821, 44744), (1974, 41276), (2397, 33992), (2428, 33558), (2632, 30957), (2856, 28529), (3196, 25494), (3642, 22372), (3948, 20638), (4249, 19176), (4794, 16996), (4856, 16779), (5593, 14568), (6392, 12747), (7284, 11186), (7896, 10319), (8498, 9588)]