1660605520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4233

約数の個数: 160

約数和(自身を含む): 4753981440

約数和(自身を除く): 3093375920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 805, 868, 920, 1085, 1240, 1288, 1426, 1610, 1736, 1840, 2170, 2480, 2576, 2852, 3220, 3472, 3565, 4159, 4340, 4991, 5704, 6440, 7130, 8318, 8680, 9982, 11408, 12880, 14260, 16636, 17360, 19964, 20795, 24955, 28520, 29113, 33272, 39928, 41590, 49910, 57040, 58226, 66544, 79856, 83180, 95657, 99820, 116452, 128929, 145565, 166360, 191314, 199640, 232904, 257858, 291130, 332720, 382628, 399280, 465808, 478285, 515716, 582260, 644645, 669599, 765256, 902503, 956570, 1031432, 1164520, 1289290, 1339198, 1530512, 1805006, 1913140, 2062864, 2329040, 2578580, 2678396, 2965367, 3347995, 3610012, 3826280, 4512515, 5157160, 5356792, 5930734, 6695990, 7220024, 7652560, 9025030, 10314320, 10713584, 11861468, 13391980, 14440048, 14826835, 18050060, 20757569, 23722936, 26783960, 29653670, 36100120, 41515138, 47445872, 53567920, 59307340, 72200240, 83030276, 103787845, 118614680, 166060552, 207575690, 237229360, 332121104, 415151380, 830302760, 1660605520]

約数ペア:

[(1, 1660605520), (2, 830302760), (4, 415151380), (5, 332121104), (7, 237229360), (8, 207575690), (10, 166060552), (14, 118614680), (16, 103787845), (20, 83030276), (23, 72200240), (28, 59307340), (31, 53567920), (35, 47445872), (40, 41515138), (46, 36100120), (56, 29653670), (62, 26783960), (70, 23722936), (80, 20757569), (92, 18050060), (112, 14826835), (115, 14440048), (124, 13391980), (140, 11861468), (155, 10713584), (161, 10314320), (184, 9025030), (217, 7652560), (230, 7220024), (248, 6695990), (280, 5930734), (310, 5356792), (322, 5157160), (368, 4512515), (434, 3826280), (460, 3610012), (496, 3347995), (560, 2965367), (620, 2678396), (644, 2578580), (713, 2329040), (805, 2062864), (868, 1913140), (920, 1805006), (1085, 1530512), (1240, 1339198), (1288, 1289290), (1426, 1164520), (1610, 1031432), (1736, 956570), (1840, 902503), (2170, 765256), (2480, 669599), (2576, 644645), (2852, 582260), (3220, 515716), (3472, 478285), (3565, 465808), (4159, 399280), (4340, 382628), (4991, 332720), (5704, 291130), (6440, 257858), (7130, 232904), (8318, 199640), (8680, 191314), (9982, 166360), (11408, 145565), (12880, 128929), (14260, 116452), (16636, 99820), (17360, 95657), (19964, 83180), (20795, 79856), (24955, 66544), (28520, 58226), (29113, 57040), (33272, 49910), (39928, 41590)]