81988368

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3169}}^1$

素因数の和:3205

約数の個数: 120

約数和(自身を含む): 268866720

約数和(自身を除く): 186878352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 924, 1078, 1176, 1232, 1617, 1848, 2156, 2352, 3169, 3234, 3696, 4312, 6338, 6468, 8624, 9507, 12676, 12936, 19014, 22183, 25352, 25872, 34859, 38028, 44366, 50704, 66549, 69718, 76056, 88732, 104577, 133098, 139436, 152112, 155281, 177464, 209154, 244013, 266196, 278872, 310562, 354928, 418308, 465843, 488026, 532392, 557744, 621124, 732039, 836616, 931686, 976052, 1064784, 1242248, 1464078, 1673232, 1708091, 1863372, 1952104, 2484496, 2928156, 3416182, 3726744, 3904208, 5124273, 5856312, 6832364, 7453488, 10248546, 11712624, 13664728, 20497092, 27329456, 40994184, 81988368]

約数ペア:

[(1, 81988368), (2, 40994184), (3, 27329456), (4, 20497092), (6, 13664728), (7, 11712624), (8, 10248546), (11, 7453488), (12, 6832364), (14, 5856312), (16, 5124273), (21, 3904208), (22, 3726744), (24, 3416182), (28, 2928156), (33, 2484496), (42, 1952104), (44, 1863372), (48, 1708091), (49, 1673232), (56, 1464078), (66, 1242248), (77, 1064784), (84, 976052), (88, 931686), (98, 836616), (112, 732039), (132, 621124), (147, 557744), (154, 532392), (168, 488026), (176, 465843), (196, 418308), (231, 354928), (264, 310562), (294, 278872), (308, 266196), (336, 244013), (392, 209154), (462, 177464), (528, 155281), (539, 152112), (588, 139436), (616, 133098), (784, 104577), (924, 88732), (1078, 76056), (1176, 69718), (1232, 66549), (1617, 50704), (1848, 44366), (2156, 38028), (2352, 34859), (3169, 25872), (3234, 25352), (3696, 22183), (4312, 19014), (6338, 12936), (6468, 12676), (8624, 9507)]