68803560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 256

約数和(自身を含む): 276480000

約数和(自身を除く): 207676440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 479, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 958, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1437, 1512, 1596, 1710, 1890, 1916, 1995, 2052, 2280, 2394, 2395, 2520, 2565, 2660, 2874, 3192, 3353, 3420, 3591, 3780, 3832, 3990, 4104, 4311, 4788, 4790, 5130, 5320, 5748, 5985, 6706, 6840, 7182, 7185, 7560, 7980, 8622, 9101, 9576, 9580, 10059, 10260, 11496, 11970, 12933, 13412, 14364, 14370, 15960, 16765, 17244, 17955, 18202, 19160, 20118, 20520, 21555, 23940, 25866, 26824, 27303, 28728, 28740, 30177, 33530, 34488, 35910, 36404, 40236, 43110, 45505, 47880, 50295, 51732, 54606, 57480, 60354, 63707, 64665, 67060, 71820, 72808, 80472, 81909, 86220, 90531, 91010, 100590, 103464, 109212, 120708, 127414, 129330, 134120, 136515, 143640, 150885, 163818, 172440, 181062, 182020, 191121, 201180, 218424, 241416, 245727, 254828, 258660, 273030, 301770, 318535, 327636, 362124, 364040, 382242, 402360, 409545, 452655, 491454, 509656, 517320, 546060, 573363, 603540, 637070, 655272, 724248, 764484, 819090, 905310, 955605, 982908, 1092120, 1146726, 1207080, 1228635, 1274140, 1528968, 1638180, 1720089, 1810620, 1911210, 1965816, 2293452, 2457270, 2548280, 2866815, 3276360, 3440178, 3621240, 3822420, 4586904, 4914540, 5733630, 6880356, 7644840, 8600445, 9829080, 11467260, 13760712, 17200890, 22934520, 34401780, 68803560]

約数ペア:

[(1, 68803560), (2, 34401780), (3, 22934520), (4, 17200890), (5, 13760712), (6, 11467260), (7, 9829080), (8, 8600445), (9, 7644840), (10, 6880356), (12, 5733630), (14, 4914540), (15, 4586904), (18, 3822420), (19, 3621240), (20, 3440178), (21, 3276360), (24, 2866815), (27, 2548280), (28, 2457270), (30, 2293452), (35, 1965816), (36, 1911210), (38, 1810620), (40, 1720089), (42, 1638180), (45, 1528968), (54, 1274140), (56, 1228635), (57, 1207080), (60, 1146726), (63, 1092120), (70, 982908), (72, 955605), (76, 905310), (84, 819090), (90, 764484), (95, 724248), (105, 655272), (108, 637070), (114, 603540), (120, 573363), (126, 546060), (133, 517320), (135, 509656), (140, 491454), (152, 452655), (168, 409545), (171, 402360), (180, 382242), (189, 364040), (190, 362124), (210, 327636), (216, 318535), (228, 301770), (252, 273030), (266, 258660), (270, 254828), (280, 245727), (285, 241416), (315, 218424), (342, 201180), (360, 191121), (378, 182020), (380, 181062), (399, 172440), (420, 163818), (456, 150885), (479, 143640), (504, 136515), (513, 134120), (532, 129330), (540, 127414), (570, 120708), (630, 109212), (665, 103464), (684, 100590), (756, 91010), (760, 90531), (798, 86220), (840, 81909), (855, 80472), (945, 72808), (958, 71820), (1026, 67060), (1064, 64665), (1080, 63707), (1140, 60354), (1197, 57480), (1260, 54606), (1330, 51732), (1368, 50295), (1437, 47880), (1512, 45505), (1596, 43110), (1710, 40236), (1890, 36404), (1916, 35910), (1995, 34488), (2052, 33530), (2280, 30177), (2394, 28740), (2395, 28728), (2520, 27303), (2565, 26824), (2660, 25866), (2874, 23940), (3192, 21555), (3353, 20520), (3420, 20118), (3591, 19160), (3780, 18202), (3832, 17955), (3990, 17244), (4104, 16765), (4311, 15960), (4788, 14370), (4790, 14364), (5130, 13412), (5320, 12933), (5748, 11970), (5985, 11496), (6706, 10260), (6840, 10059), (7182, 9580), (7185, 9576), (7560, 9101), (7980, 8622)]