166406940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 288

約数和(自身を含む): 635846400

約数和(自身を除く): 469439460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 331, 342, 378, 380, 399, 420, 441, 490, 513, 532, 540, 570, 588, 630, 662, 665, 684, 735, 756, 798, 855, 882, 931, 945, 980, 993, 1026, 1140, 1197, 1260, 1323, 1324, 1330, 1470, 1596, 1655, 1710, 1764, 1862, 1890, 1986, 1995, 2052, 2205, 2317, 2394, 2565, 2646, 2660, 2793, 2940, 2979, 3310, 3420, 3591, 3724, 3780, 3972, 3990, 4410, 4634, 4655, 4788, 4965, 5130, 5292, 5586, 5958, 5985, 6289, 6615, 6620, 6951, 7182, 7980, 8379, 8820, 8937, 9268, 9310, 9930, 10260, 11172, 11585, 11916, 11970, 12578, 13230, 13902, 13965, 14364, 14895, 16219, 16758, 17874, 17955, 18620, 18867, 19860, 20853, 23170, 23940, 25137, 25156, 26460, 27804, 27930, 29790, 31445, 32438, 33516, 34755, 35748, 35910, 37734, 41706, 41895, 44023, 44685, 46340, 48657, 50274, 55860, 56601, 59580, 62559, 62890, 64876, 69510, 71820, 75468, 81095, 83412, 83790, 88046, 89370, 94335, 97314, 100548, 104265, 113202, 125118, 125685, 125780, 132069, 139020, 145971, 162190, 167580, 169803, 176092, 178740, 188670, 194628, 208530, 220115, 226404, 243285, 250236, 251370, 264138, 283005, 291942, 308161, 312795, 324380, 339606, 377340, 396207, 417060, 437913, 440230, 486570, 502740, 528276, 566010, 583884, 616322, 625590, 660345, 679212, 729855, 792414, 849015, 875826, 880460, 924483, 973140, 1132020, 1188621, 1232644, 1251180, 1320690, 1459710, 1540805, 1584828, 1698030, 1751652, 1848966, 1981035, 2189565, 2377242, 2641380, 2773449, 2919420, 3081610, 3396060, 3697932, 3962070, 4379130, 4622415, 4754484, 5546898, 5943105, 6163220, 7924140, 8320347, 8758260, 9244830, 11093796, 11886210, 13867245, 16640694, 18489660, 23772420, 27734490, 33281388, 41601735, 55468980, 83203470, 166406940]

約数ペア:

[(1, 166406940), (2, 83203470), (3, 55468980), (4, 41601735), (5, 33281388), (6, 27734490), (7, 23772420), (9, 18489660), (10, 16640694), (12, 13867245), (14, 11886210), (15, 11093796), (18, 9244830), (19, 8758260), (20, 8320347), (21, 7924140), (27, 6163220), (28, 5943105), (30, 5546898), (35, 4754484), (36, 4622415), (38, 4379130), (42, 3962070), (45, 3697932), (49, 3396060), (54, 3081610), (57, 2919420), (60, 2773449), (63, 2641380), (70, 2377242), (76, 2189565), (84, 1981035), (90, 1848966), (95, 1751652), (98, 1698030), (105, 1584828), (108, 1540805), (114, 1459710), (126, 1320690), (133, 1251180), (135, 1232644), (140, 1188621), (147, 1132020), (171, 973140), (180, 924483), (189, 880460), (190, 875826), (196, 849015), (210, 792414), (228, 729855), (245, 679212), (252, 660345), (266, 625590), (270, 616322), (285, 583884), (294, 566010), (315, 528276), (331, 502740), (342, 486570), (378, 440230), (380, 437913), (399, 417060), (420, 396207), (441, 377340), (490, 339606), (513, 324380), (532, 312795), (540, 308161), (570, 291942), (588, 283005), (630, 264138), (662, 251370), (665, 250236), (684, 243285), (735, 226404), (756, 220115), (798, 208530), (855, 194628), (882, 188670), (931, 178740), (945, 176092), (980, 169803), (993, 167580), (1026, 162190), (1140, 145971), (1197, 139020), (1260, 132069), (1323, 125780), (1324, 125685), (1330, 125118), (1470, 113202), (1596, 104265), (1655, 100548), (1710, 97314), (1764, 94335), (1862, 89370), (1890, 88046), (1986, 83790), (1995, 83412), (2052, 81095), (2205, 75468), (2317, 71820), (2394, 69510), (2565, 64876), (2646, 62890), (2660, 62559), (2793, 59580), (2940, 56601), (2979, 55860), (3310, 50274), (3420, 48657), (3591, 46340), (3724, 44685), (3780, 44023), (3972, 41895), (3990, 41706), (4410, 37734), (4634, 35910), (4655, 35748), (4788, 34755), (4965, 33516), (5130, 32438), (5292, 31445), (5586, 29790), (5958, 27930), (5985, 27804), (6289, 26460), (6615, 25156), (6620, 25137), (6951, 23940), (7182, 23170), (7980, 20853), (8379, 19860), (8820, 18867), (8937, 18620), (9268, 17955), (9310, 17874), (9930, 16758), (10260, 16219), (11172, 14895), (11585, 14364), (11916, 13965), (11970, 13902), (12578, 13230)]