68875380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 288

約数和(自身を含む): 264297600

約数和(自身を除く): 195422220

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, 137, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 274, 285, 294, 315, 342, 378, 380, 399, 411, 420, 441, 490, 513, 532, 540, 548, 570, 588, 630, 665, 684, 685, 735, 756, 798, 822, 855, 882, 931, 945, 959, 980, 1026, 1140, 1197, 1233, 1260, 1323, 1330, 1370, 1470, 1596, 1644, 1710, 1764, 1862, 1890, 1918, 1995, 2052, 2055, 2205, 2394, 2466, 2565, 2603, 2646, 2660, 2740, 2793, 2877, 2940, 3420, 3591, 3699, 3724, 3780, 3836, 3990, 4110, 4410, 4655, 4788, 4795, 4932, 5130, 5206, 5292, 5586, 5754, 5985, 6165, 6615, 6713, 7182, 7398, 7809, 7980, 8220, 8379, 8631, 8820, 9310, 9590, 10260, 10412, 11172, 11508, 11970, 12330, 13015, 13230, 13426, 13965, 14364, 14385, 14796, 15618, 16758, 17262, 17955, 18221, 18495, 18620, 19180, 20139, 23427, 23940, 24660, 25137, 25893, 26030, 26460, 26852, 27930, 28770, 31236, 33516, 33565, 34524, 35910, 36442, 36990, 39045, 40278, 41895, 43155, 46854, 50274, 51786, 52060, 54663, 55860, 57540, 60417, 67130, 70281, 71820, 72884, 73980, 78090, 80556, 83790, 86310, 91105, 93708, 100548, 100695, 103572, 109326, 117135, 120834, 125685, 127547, 129465, 134260, 140562, 156180, 163989, 167580, 172620, 181251, 182210, 201390, 218652, 234270, 241668, 251370, 255094, 258930, 273315, 281124, 302085, 327978, 351405, 362502, 364420, 382641, 402780, 468540, 491967, 502740, 510188, 517860, 546630, 604170, 637735, 655956, 702810, 725004, 765282, 819945, 906255, 983934, 1093260, 1147923, 1208340, 1275470, 1405620, 1530564, 1639890, 1812510, 1913205, 1967868, 2295846, 2459835, 2550940, 3279780, 3443769, 3625020, 3826410, 4591692, 4919670, 5739615, 6887538, 7652820, 9839340, 11479230, 13775076, 17218845, 22958460, 34437690, 68875380]

約数ペア:

[(1, 68875380), (2, 34437690), (3, 22958460), (4, 17218845), (5, 13775076), (6, 11479230), (7, 9839340), (9, 7652820), (10, 6887538), (12, 5739615), (14, 4919670), (15, 4591692), (18, 3826410), (19, 3625020), (20, 3443769), (21, 3279780), (27, 2550940), (28, 2459835), (30, 2295846), (35, 1967868), (36, 1913205), (38, 1812510), (42, 1639890), (45, 1530564), (49, 1405620), (54, 1275470), (57, 1208340), (60, 1147923), (63, 1093260), (70, 983934), (76, 906255), (84, 819945), (90, 765282), (95, 725004), (98, 702810), (105, 655956), (108, 637735), (114, 604170), (126, 546630), (133, 517860), (135, 510188), (137, 502740), (140, 491967), (147, 468540), (171, 402780), (180, 382641), (189, 364420), (190, 362502), (196, 351405), (210, 327978), (228, 302085), (245, 281124), (252, 273315), (266, 258930), (270, 255094), (274, 251370), (285, 241668), (294, 234270), (315, 218652), (342, 201390), (378, 182210), (380, 181251), (399, 172620), (411, 167580), (420, 163989), (441, 156180), (490, 140562), (513, 134260), (532, 129465), (540, 127547), (548, 125685), (570, 120834), (588, 117135), (630, 109326), (665, 103572), (684, 100695), (685, 100548), (735, 93708), (756, 91105), (798, 86310), (822, 83790), (855, 80556), (882, 78090), (931, 73980), (945, 72884), (959, 71820), (980, 70281), (1026, 67130), (1140, 60417), (1197, 57540), (1233, 55860), (1260, 54663), (1323, 52060), (1330, 51786), (1370, 50274), (1470, 46854), (1596, 43155), (1644, 41895), (1710, 40278), (1764, 39045), (1862, 36990), (1890, 36442), (1918, 35910), (1995, 34524), (2052, 33565), (2055, 33516), (2205, 31236), (2394, 28770), (2466, 27930), (2565, 26852), (2603, 26460), (2646, 26030), (2660, 25893), (2740, 25137), (2793, 24660), (2877, 23940), (2940, 23427), (3420, 20139), (3591, 19180), (3699, 18620), (3724, 18495), (3780, 18221), (3836, 17955), (3990, 17262), (4110, 16758), (4410, 15618), (4655, 14796), (4788, 14385), (4795, 14364), (4932, 13965), (5130, 13426), (5206, 13230), (5292, 13015), (5586, 12330), (5754, 11970), (5985, 11508), (6165, 11172), (6615, 10412), (6713, 10260), (7182, 9590), (7398, 9310), (7809, 8820), (7980, 8631), (8220, 8379)]