128721567312

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{32237}}^1$

素因数の和:32352

約数の個数: 240

約数和(自身を含む): 407426423040

約数和(自身を除く): 278704855728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 79, 81, 104, 108, 117, 144, 156, 158, 162, 208, 216, 234, 237, 243, 312, 316, 324, 351, 432, 468, 474, 486, 624, 632, 648, 702, 711, 936, 948, 972, 1027, 1053, 1264, 1296, 1404, 1422, 1872, 1896, 1944, 2054, 2106, 2133, 2808, 2844, 3081, 3159, 3792, 3888, 4108, 4212, 4266, 5616, 5688, 6162, 6318, 6399, 8216, 8424, 8532, 9243, 11376, 12324, 12636, 12798, 16432, 16848, 17064, 18486, 19197, 24648, 25272, 25596, 27729, 32237, 34128, 36972, 38394, 49296, 50544, 51192, 55458, 64474, 73944, 76788, 83187, 96711, 102384, 110916, 128948, 147888, 153576, 166374, 193422, 221832, 249561, 257896, 290133, 307152, 332748, 386844, 419081, 443664, 499122, 515792, 580266, 665496, 773688, 838162, 870399, 998244, 1160532, 1257243, 1330992, 1547376, 1676324, 1740798, 1996488, 2321064, 2514486, 2546723, 2611197, 3352648, 3481596, 3771729, 3992976, 4642128, 5028972, 5093446, 5222394, 6705296, 6963192, 7543458, 7640169, 7833591, 10057944, 10186892, 10444788, 11315187, 13926384, 15086916, 15280338, 15667182, 20115888, 20373784, 20889576, 22630374, 22920507, 30173832, 30560676, 31334364, 33107399, 33945561, 40747568, 41779152, 45260748, 45841014, 60347664, 61121352, 62668728, 66214798, 67891122, 68761521, 90521496, 91682028, 99322197, 101836683, 122242704, 125337456, 132429596, 135782244, 137523042, 181042992, 183364056, 198644394, 203673366, 206284563, 264859192, 271564488, 275046084, 297966591, 366728112, 397288788, 407346732, 412569126, 529718384, 543128976, 550092168, 595933182, 618853689, 794577576, 814693464, 825138252, 893899773, 1100184336, 1191866364, 1237707378, 1589155152, 1629386928, 1650276504, 1787799546, 2383732728, 2475414756, 2681699319, 3300553008, 3575599092, 4767465456, 4950829512, 5363398638, 7151198184, 8045097957, 9901659024, 10726797276, 14302396368, 16090195914, 21453594552, 32180391828, 42907189104, 64360783656, 128721567312]

約数ペア:

[(1, 128721567312), (2, 64360783656), (3, 42907189104), (4, 32180391828), (6, 21453594552), (8, 16090195914), (9, 14302396368), (12, 10726797276), (13, 9901659024), (16, 8045097957), (18, 7151198184), (24, 5363398638), (26, 4950829512), (27, 4767465456), (36, 3575599092), (39, 3300553008), (48, 2681699319), (52, 2475414756), (54, 2383732728), (72, 1787799546), (78, 1650276504), (79, 1629386928), (81, 1589155152), (104, 1237707378), (108, 1191866364), (117, 1100184336), (144, 893899773), (156, 825138252), (158, 814693464), (162, 794577576), (208, 618853689), (216, 595933182), (234, 550092168), (237, 543128976), (243, 529718384), (312, 412569126), (316, 407346732), (324, 397288788), (351, 366728112), (432, 297966591), (468, 275046084), (474, 271564488), (486, 264859192), (624, 206284563), (632, 203673366), (648, 198644394), (702, 183364056), (711, 181042992), (936, 137523042), (948, 135782244), (972, 132429596), (1027, 125337456), (1053, 122242704), (1264, 101836683), (1296, 99322197), (1404, 91682028), (1422, 90521496), (1872, 68761521), (1896, 67891122), (1944, 66214798), (2054, 62668728), (2106, 61121352), (2133, 60347664), (2808, 45841014), (2844, 45260748), (3081, 41779152), (3159, 40747568), (3792, 33945561), (3888, 33107399), (4108, 31334364), (4212, 30560676), (4266, 30173832), (5616, 22920507), (5688, 22630374), (6162, 20889576), (6318, 20373784), (6399, 20115888), (8216, 15667182), (8424, 15280338), (8532, 15086916), (9243, 13926384), (11376, 11315187), (12324, 10444788), (12636, 10186892), (12798, 10057944), (16432, 7833591), (16848, 7640169), (17064, 7543458), (18486, 6963192), (19197, 6705296), (24648, 5222394), (25272, 5093446), (25596, 5028972), (27729, 4642128), (32237, 3992976), (34128, 3771729), (36972, 3481596), (38394, 3352648), (49296, 2611197), (50544, 2546723), (51192, 2514486), (55458, 2321064), (64474, 1996488), (73944, 1740798), (76788, 1676324), (83187, 1547376), (96711, 1330992), (102384, 1257243), (110916, 1160532), (128948, 998244), (147888, 870399), (153576, 838162), (166374, 773688), (193422, 665496), (221832, 580266), (249561, 515792), (257896, 499122), (290133, 443664), (307152, 419081), (332748, 386844)]