161255722320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4709

約数の個数: 960

約数和(自身を含む): 734619648000

約数和(自身を除く): 573363925680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 48, 54, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 80, 84, 88, 90, 95, 99, 105, 108, 110, 112, 114, 120, 121, 126, 132, 133, 135, 140, 144, 152, 154, 165, 168, 171, 176, 180, 189, 190, 198, 209, 210, 216, 220, 228, 231, 240, 242, 252, 264, 266, 270, 280, 285, 297, 304, 308, 315, 330, 336, 342, 360, 363, 378, 380, 385, 396, 399, 418, 420, 432, 440, 456, 462, 484, 495, 504, 513, 528, 532, 540, 560, 570, 594, 605, 616, 627, 630, 660, 665, 684, 693, 720, 726, 756, 760, 770, 792, 798, 836, 840, 847, 855, 880, 912, 924, 945, 968, 990, 1008, 1026, 1045, 1064, 1080, 1089, 1140, 1155, 1188, 1197, 1210, 1232, 1254, 1260, 1320, 1330, 1368, 1386, 1452, 1463, 1485, 1512, 1520, 1540, 1584, 1596, 1672, 1680, 1694, 1710, 1815, 1848, 1881, 1890, 1936, 1980, 1995, 2052, 2079, 2090, 2128, 2160, 2178, 2280, 2299, 2310, 2376, 2394, 2420, 2508, 2520, 2541, 2565, 2640, 2660, 2736, 2772, 2904, 2926, 2970, 3024, 3080, 3135, 3192, 3267, 3344, 3388, 3420, 3465, 3591, 3630, 3696, 3762, 3780, 3960, 3990, 4104, 4158, 4180, 4235, 4356, 4389, 4560, 4598, 4620, 4639, 4752, 4788, 4840, 5016, 5040, 5082, 5130, 5320, 5445, 5544, 5643, 5808, 5852, 5940, 5985, 6160, 6270, 6384, 6534, 6776, 6840, 6897, 6930, 7182, 7260, 7315, 7524, 7560, 7623, 7920, 7980, 8208, 8316, 8360, 8470, 8712, 8778, 9196, 9240, 9278, 9405, 9576, 9680, 10032, 10164, 10260, 10395, 10640, 10890, 11088, 11286, 11495, 11704, 11880, 11970, 12540, 12705, 13068, 13167, 13552, 13680, 13794, 13860, 13917, 14364, 14520, 14630, 15048, 15120, 15246, 15960, 16093, 16335, 16632, 16720, 16940, 17424, 17556, 17955, 18392, 18480, 18556, 18810, 19152, 20328, 20520, 20691, 20790, 21780, 21945, 22572, 22869, 22990, 23195, 23408, 23760, 23940, 25080, 25410, 26136, 26334, 27588, 27720, 27834, 28215, 28728, 29040, 29260, 30096, 30492, 31920, 32186, 32473, 32670, 33264, 33880, 34485, 35112, 35910, 36784, 37112, 37620, 38115, 39501, 40656, 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約数ペア:

[(1, 161255722320), (2, 80627861160), (3, 53751907440), (4, 40313930580), (5, 32251144464), (6, 26875953720), (7, 23036531760), (8, 20156965290), (9, 17917302480), (10, 16125572232), (11, 14659611120), (12, 13437976860), (14, 11518265880), (15, 10750381488), (16, 10078482645), (18, 8958651240), (19, 8487143280), (20, 8062786116), (21, 7678843920), (22, 7329805560), (24, 6718988430), (27, 5972434160), (28, 5759132940), (30, 5375190744), (33, 4886537040), (35, 4607306352), (36, 4479325620), (38, 4243571640), (40, 4031393058), (42, 3839421960), (44, 3664902780), (45, 3583460496), (48, 3359494215), (54, 2986217080), (55, 2931922224), (56, 2879566470), (57, 2829047760), (60, 2687595372), (63, 2559614640), (66, 2443268520), (70, 2303653176), (72, 2239662810), (76, 2121785820), (77, 2094230160), (80, 2015696529), (84, 1919710980), (88, 1832451390), (90, 1791730248), (95, 1697428656), (99, 1628845680), (105, 1535768784), (108, 1493108540), (110, 1465961112), (112, 1439783235), (114, 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(183920, 876771), (185560, 869022), (193116, 835020), (194838, 827640), (197505, 816464), (203280, 793269), (204116, 790020), (206910, 779352), (208755, 772464), (210672, 765435), (222672, 724185), (225720, 714406), (228690, 705128), (241395, 668016), (248292, 649460), (250506, 643720), (255145, 632016), (257488, 626265), (259784, 620730), (261360, 616987), (263340, 612348), (264423, 609840), (275880, 584514), (278340, 579348), (287280, 561319), (289674, 556680), (292257, 551760), (304920, 528846), (306174, 526680), (310365, 519568), (316008, 510290), (321860, 501012), (324730, 496584), (331056, 487095), (334008, 482790), (351120, 459261), (352564, 457380), (357203, 451440), (365904, 440705), (371120, 434511), (386232, 417510), (389676, 413820), (395010, 408232)]