23978240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 67991616

約数和(自身を除く): 44013376

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 131, 143, 160, 176, 208, 220, 256, 260, 262, 286, 320, 352, 416, 440, 520, 524, 572, 640, 655, 704, 715, 832, 880, 1040, 1048, 1144, 1280, 1310, 1408, 1430, 1441, 1664, 1703, 1760, 2080, 2096, 2288, 2620, 2816, 2860, 2882, 3328, 3406, 3520, 4160, 4192, 4576, 5240, 5720, 5764, 6812, 7040, 7205, 8320, 8384, 8515, 9152, 10480, 11440, 11528, 13624, 14080, 14410, 16640, 16768, 17030, 18304, 18733, 20960, 22880, 23056, 27248, 28820, 33536, 34060, 36608, 37466, 41920, 45760, 46112, 54496, 57640, 68120, 74932, 83840, 91520, 92224, 93665, 108992, 115280, 136240, 149864, 167680, 183040, 184448, 187330, 217984, 230560, 272480, 299728, 368896, 374660, 435968, 461120, 544960, 599456, 749320, 922240, 1089920, 1198912, 1498640, 1844480, 2179840, 2397824, 2997280, 4795648, 5994560, 11989120, 23978240]

約数ペア:

[(1, 23978240), (2, 11989120), (4, 5994560), (5, 4795648), (8, 2997280), (10, 2397824), (11, 2179840), (13, 1844480), (16, 1498640), (20, 1198912), (22, 1089920), (26, 922240), (32, 749320), (40, 599456), (44, 544960), (52, 461120), (55, 435968), (64, 374660), (65, 368896), (80, 299728), (88, 272480), (104, 230560), (110, 217984), (128, 187330), (130, 184448), (131, 183040), (143, 167680), (160, 149864), (176, 136240), (208, 115280), (220, 108992), (256, 93665), (260, 92224), (262, 91520), (286, 83840), (320, 74932), (352, 68120), (416, 57640), (440, 54496), (520, 46112), (524, 45760), (572, 41920), (640, 37466), (655, 36608), (704, 34060), (715, 33536), (832, 28820), (880, 27248), (1040, 23056), (1048, 22880), (1144, 20960), (1280, 18733), (1310, 18304), (1408, 17030), (1430, 16768), (1441, 16640), (1664, 14410), (1703, 14080), (1760, 13624), (2080, 11528), (2096, 11440), (2288, 10480), (2620, 9152), (2816, 8515), (2860, 8384), (2882, 8320), (3328, 7205), (3406, 7040), (3520, 6812), (4160, 5764), (4192, 5720), (4576, 5240)]