81227904

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:598

約数の個数: 128

約数和(自身を含む): 238826880

約数和(自身を除く): 157598976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 64, 68, 69, 92, 96, 102, 128, 136, 138, 184, 192, 204, 272, 276, 368, 384, 391, 408, 541, 544, 552, 736, 782, 816, 1082, 1088, 1104, 1173, 1472, 1564, 1623, 1632, 2164, 2176, 2208, 2346, 2944, 3128, 3246, 3264, 4328, 4416, 4692, 6256, 6492, 6528, 8656, 8832, 9197, 9384, 12443, 12512, 12984, 17312, 18394, 18768, 24886, 25024, 25968, 27591, 34624, 36788, 37329, 37536, 49772, 50048, 51936, 55182, 69248, 73576, 74658, 75072, 99544, 103872, 110364, 147152, 149316, 150144, 199088, 207744, 211531, 220728, 294304, 298632, 398176, 423062, 441456, 588608, 597264, 634593, 796352, 846124, 882912, 1177216, 1194528, 1269186, 1592704, 1692248, 1765824, 2389056, 2538372, 3384496, 3531648, 4778112, 5076744, 6768992, 10153488, 13537984, 20306976, 27075968, 40613952, 81227904]

約数ペア:

[(1, 81227904), (2, 40613952), (3, 27075968), (4, 20306976), (6, 13537984), (8, 10153488), (12, 6768992), (16, 5076744), (17, 4778112), (23, 3531648), (24, 3384496), (32, 2538372), (34, 2389056), (46, 1765824), (48, 1692248), (51, 1592704), (64, 1269186), (68, 1194528), (69, 1177216), (92, 882912), (96, 846124), (102, 796352), (128, 634593), (136, 597264), (138, 588608), (184, 441456), (192, 423062), (204, 398176), (272, 298632), (276, 294304), (368, 220728), (384, 211531), (391, 207744), (408, 199088), (541, 150144), (544, 149316), (552, 147152), (736, 110364), (782, 103872), (816, 99544), (1082, 75072), (1088, 74658), (1104, 73576), (1173, 69248), (1472, 55182), (1564, 51936), (1623, 50048), (1632, 49772), (2164, 37536), (2176, 37329), (2208, 36788), (2346, 34624), (2944, 27591), (3128, 25968), (3246, 25024), (3264, 24886), (4328, 18768), (4416, 18394), (4692, 17312), (6256, 12984), (6492, 12512), (6528, 12443), (8656, 9384), (8832, 9197)]