161439721728

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{69767}}^1$

素因数の和:69940

約数の個数: 144

約数和(自身を含む): 451775149056

約数和(自身を除く): 290335427328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 131, 138, 184, 192, 256, 262, 276, 368, 384, 393, 524, 552, 736, 768, 786, 1048, 1104, 1472, 1572, 2096, 2208, 2944, 3013, 3144, 4192, 4416, 5888, 6026, 6288, 8384, 8832, 9039, 12052, 12576, 16768, 17664, 18078, 24104, 25152, 33536, 36156, 48208, 50304, 69767, 72312, 96416, 100608, 139534, 144624, 192832, 209301, 279068, 289248, 385664, 418602, 558136, 578496, 771328, 837204, 1116272, 1156992, 1604641, 1674408, 2232544, 2313984, 3209282, 3348816, 4465088, 4813923, 6418564, 6697632, 8930176, 9139477, 9627846, 12837128, 13395264, 17860352, 18278954, 19255692, 25674256, 26790528, 27418431, 36557908, 38511384, 51348512, 53581056, 54836862, 73115816, 77022768, 102697024, 109673724, 146231632, 154045536, 205394048, 210207971, 219347448, 292463264, 308091072, 410788096, 420415942, 438694896, 584926528, 616182144, 630623913, 840831884, 877389792, 1169853056, 1232364288, 1261247826, 1681663768, 1754779584, 2339706112, 2522495652, 3363327536, 3509559168, 5044991304, 6726655072, 7019118336, 10089982608, 13453310144, 20179965216, 26906620288, 40359930432, 53813240576, 80719860864, 161439721728]

約数ペア:

[(1, 161439721728), (2, 80719860864), (3, 53813240576), (4, 40359930432), (6, 26906620288), (8, 20179965216), (12, 13453310144), (16, 10089982608), (23, 7019118336), (24, 6726655072), (32, 5044991304), (46, 3509559168), (48, 3363327536), (64, 2522495652), (69, 2339706112), (92, 1754779584), (96, 1681663768), (128, 1261247826), (131, 1232364288), (138, 1169853056), (184, 877389792), (192, 840831884), (256, 630623913), (262, 616182144), (276, 584926528), (368, 438694896), (384, 420415942), (393, 410788096), (524, 308091072), (552, 292463264), (736, 219347448), (768, 210207971), (786, 205394048), (1048, 154045536), (1104, 146231632), (1472, 109673724), (1572, 102697024), (2096, 77022768), (2208, 73115816), (2944, 54836862), (3013, 53581056), (3144, 51348512), (4192, 38511384), (4416, 36557908), (5888, 27418431), (6026, 26790528), (6288, 25674256), (8384, 19255692), (8832, 18278954), (9039, 17860352), (12052, 13395264), (12576, 12837128), (16768, 9627846), (17664, 9139477), (18078, 8930176), (24104, 6697632), (25152, 6418564), (33536, 4813923), (36156, 4465088), (48208, 3348816), (50304, 3209282), (69767, 2313984), (72312, 2232544), (96416, 1674408), (100608, 1604641), (139534, 1156992), (144624, 1116272), (192832, 837204), (209301, 771328), (279068, 578496), (289248, 558136), (385664, 418602)]