638688960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2480

約数の個数: 336

約数和(自身を含む): 2704892736

約数和(自身を除く): 2066203776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 192, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 320, 336, 360, 364, 390, 416, 420, 448, 455, 468, 480, 504, 520, 546, 560, 576, 585, 624, 630, 672, 720, 728, 780, 819, 832, 840, 910, 936, 960, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1344, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2240, 2340, 2437, 2496, 2520, 2730, 2880, 2912, 3120, 3276, 3360, 3640, 3744, 4032, 4095, 4160, 4368, 4680, 4874, 5040, 5460, 5824, 6240, 6552, 6720, 7280, 7311, 7488, 8190, 8736, 9360, 9748, 10080, 10920, 12185, 12480, 13104, 14560, 14622, 16380, 17059, 17472, 18720, 19496, 20160, 21840, 21933, 24370, 26208, 29120, 29244, 31681, 32760, 34118, 36555, 37440, 38992, 43680, 43866, 48740, 51177, 52416, 58488, 63362, 65520, 68236, 73110, 77984, 85295, 87360, 87732, 95043, 97480, 102354, 109665, 116976, 126724, 131040, 136472, 146220, 153531, 155968, 158405, 170590, 175464, 190086, 194960, 204708, 219330, 221767, 233952, 253448, 255885, 262080, 272944, 285129, 292440, 307062, 316810, 341180, 350928, 380172, 389920, 409416, 438660, 443534, 467904, 475215, 506896, 511770, 545888, 570258, 584880, 614124, 633620, 665301, 682360, 701856, 760344, 767655, 779840, 818832, 877320, 887068, 950430, 1013792, 1023540, 1091776, 1108835, 1140516, 1169760, 1228248, 1267240, 1330602, 1364720, 1403712, 1425645, 1520688, 1535310, 1637664, 1754640, 1774136, 1900860, 1995903, 2027584, 2047080, 2217670, 2281032, 2339520, 2456496, 2534480, 2661204, 2729440, 2851290, 3041376, 3070620, 3275328, 3326505, 3509280, 3548272, 3801720, 3991806, 4094160, 4435340, 4562064, 4912992, 5068960, 5322408, 5458880, 5702580, 6082752, 6141240, 6653010, 7018560, 7096544, 7603440, 7983612, 8188320, 8870680, 9124128, 9825984, 9979515, 10137920, 10644816, 11405160, 12282480, 13306020, 14193088, 15206880, 15967224, 16376640, 17741360, 18248256, 19959030, 21289632, 22810320, 24564960, 26612040, 30413760, 31934448, 35482720, 39918060, 42579264, 45620640, 49129920, 53224080, 63868896, 70965440, 79836120, 91241280, 106448160, 127737792, 159672240, 212896320, 319344480, 638688960]

約数ペア:

[(1, 638688960), (2, 319344480), (3, 212896320), (4, 159672240), (5, 127737792), (6, 106448160), (7, 91241280), (8, 79836120), (9, 70965440), (10, 63868896), (12, 53224080), (13, 49129920), (14, 45620640), (15, 42579264), (16, 39918060), (18, 35482720), (20, 31934448), (21, 30413760), (24, 26612040), (26, 24564960), (28, 22810320), (30, 21289632), (32, 19959030), (35, 18248256), (36, 17741360), (39, 16376640), (40, 15967224), (42, 15206880), (45, 14193088), (48, 13306020), (52, 12282480), (56, 11405160), (60, 10644816), (63, 10137920), (64, 9979515), (65, 9825984), (70, 9124128), (72, 8870680), (78, 8188320), (80, 7983612), (84, 7603440), (90, 7096544), (91, 7018560), (96, 6653010), (104, 6141240), (105, 6082752), (112, 5702580), (117, 5458880), (120, 5322408), (126, 5068960), (130, 4912992), (140, 4562064), (144, 4435340), (156, 4094160), (160, 3991806), (168, 3801720), (180, 3548272), (182, 3509280), (192, 3326505), (195, 3275328), (208, 3070620), (210, 3041376), (224, 2851290), (234, 2729440), (240, 2661204), (252, 2534480), (260, 2456496), (273, 2339520), (280, 2281032), (288, 2217670), (312, 2047080), (315, 2027584), (320, 1995903), (336, 1900860), (360, 1774136), (364, 1754640), (390, 1637664), (416, 1535310), (420, 1520688), (448, 1425645), (455, 1403712), (468, 1364720), (480, 1330602), (504, 1267240), (520, 1228248), (546, 1169760), (560, 1140516), (576, 1108835), (585, 1091776), (624, 1023540), (630, 1013792), (672, 950430), (720, 887068), (728, 877320), (780, 818832), (819, 779840), (832, 767655), (840, 760344), (910, 701856), (936, 682360), (960, 665301), (1008, 633620), (1040, 614124), (1092, 584880), (1120, 570258), (1170, 545888), (1248, 511770), (1260, 506896), (1344, 475215), (1365, 467904), (1440, 443534), (1456, 438660), (1560, 409416), (1638, 389920), (1680, 380172), (1820, 350928), (1872, 341180), (2016, 316810), (2080, 307062), (2184, 292440), (2240, 285129), (2340, 272944), (2437, 262080), (2496, 255885), (2520, 253448), (2730, 233952), (2880, 221767), (2912, 219330), (3120, 204708), (3276, 194960), (3360, 190086), (3640, 175464), (3744, 170590), (4032, 158405), (4095, 155968), (4160, 153531), (4368, 146220), (4680, 136472), (4874, 131040), (5040, 126724), (5460, 116976), (5824, 109665), (6240, 102354), (6552, 97480), (6720, 95043), (7280, 87732), (7311, 87360), (7488, 85295), (8190, 77984), (8736, 73110), (9360, 68236), (9748, 65520), (10080, 63362), (10920, 58488), (12185, 52416), (12480, 51177), (13104, 48740), (14560, 43866), (14622, 43680), (16380, 38992), (17059, 37440), (17472, 36555), (18720, 34118), (19496, 32760), (20160, 31681), (21840, 29244), (21933, 29120), (24370, 26208)]