78506820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 360

約数和(自身を含む): 305895744

約数和(自身を除く): 227388924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 43, 45, 46, 49, 54, 60, 63, 69, 70, 81, 84, 86, 90, 92, 98, 105, 108, 115, 126, 129, 135, 138, 140, 147, 161, 162, 172, 180, 189, 196, 207, 210, 215, 230, 245, 252, 258, 270, 276, 294, 301, 315, 322, 324, 345, 378, 387, 405, 414, 420, 430, 441, 460, 483, 490, 516, 540, 567, 588, 602, 621, 630, 644, 645, 690, 735, 756, 774, 805, 810, 828, 860, 882, 903, 945, 966, 980, 989, 1035, 1127, 1134, 1161, 1204, 1242, 1260, 1290, 1323, 1380, 1449, 1470, 1505, 1548, 1610, 1620, 1764, 1806, 1863, 1890, 1932, 1935, 1978, 2070, 2107, 2205, 2254, 2268, 2322, 2415, 2484, 2580, 2646, 2709, 2835, 2898, 2940, 2967, 3010, 3105, 3220, 3381, 3483, 3612, 3726, 3780, 3870, 3956, 3969, 4140, 4214, 4347, 4410, 4508, 4515, 4644, 4830, 4945, 5292, 5418, 5635, 5670, 5796, 5805, 5934, 6020, 6210, 6321, 6615, 6762, 6923, 6966, 7245, 7452, 7740, 7938, 8127, 8428, 8694, 8820, 8901, 9030, 9315, 9660, 9890, 10143, 10535, 10836, 11270, 11340, 11610, 11868, 12420, 12642, 13041, 13230, 13524, 13545, 13846, 13932, 14490, 14835, 15876, 16254, 16905, 17388, 17415, 17802, 18060, 18630, 18963, 19780, 19845, 20286, 20769, 21070, 21735, 22540, 23220, 24381, 25284, 26082, 26460, 26703, 27090, 27692, 28980, 29670, 30429, 31605, 32508, 33810, 34615, 34830, 35604, 37260, 37926, 39690, 40572, 40635, 41538, 42140, 43470, 44505, 48461, 48762, 50715, 52164, 53406, 54180, 56889, 59340, 60858, 62307, 63210, 65205, 67620, 69230, 69660, 75852, 79380, 80109, 81270, 83076, 86940, 89010, 91287, 94815, 96922, 97524, 101430, 103845, 106812, 113778, 121716, 121905, 124614, 126420, 130410, 133515, 138460, 145383, 152145, 160218, 162540, 170667, 178020, 182574, 186921, 189630, 193844, 202860, 207690, 227556, 242305, 243810, 249228, 260820, 267030, 284445, 290766, 304290, 311535, 320436, 341334, 365148, 373842, 379260, 400545, 415380, 436149, 456435, 484610, 487620, 534060, 560763, 568890, 581532, 608580, 623070, 682668, 726915, 747684, 801090, 853335, 872298, 912870, 934605, 969220, 1121526, 1137780, 1246140, 1308447, 1453830, 1602180, 1706670, 1744596, 1825740, 1869210, 2180745, 2243052, 2616894, 2803815, 2907660, 3413340, 3738420, 3925341, 4361490, 5233788, 5607630, 6542235, 7850682, 8722980, 11215260, 13084470, 15701364, 19626705, 26168940, 39253410, 78506820]

約数ペア:

[(1, 78506820), (2, 39253410), (3, 26168940), (4, 19626705), (5, 15701364), (6, 13084470), (7, 11215260), (9, 8722980), (10, 7850682), (12, 6542235), (14, 5607630), (15, 5233788), (18, 4361490), (20, 3925341), (21, 3738420), (23, 3413340), (27, 2907660), (28, 2803815), (30, 2616894), (35, 2243052), (36, 2180745), (42, 1869210), (43, 1825740), (45, 1744596), (46, 1706670), (49, 1602180), (54, 1453830), (60, 1308447), (63, 1246140), (69, 1137780), (70, 1121526), (81, 969220), (84, 934605), (86, 912870), (90, 872298), (92, 853335), (98, 801090), (105, 747684), (108, 726915), (115, 682668), (126, 623070), (129, 608580), (135, 581532), (138, 568890), (140, 560763), (147, 534060), (161, 487620), (162, 484610), (172, 456435), (180, 436149), (189, 415380), (196, 400545), (207, 379260), (210, 373842), (215, 365148), (230, 341334), (245, 320436), (252, 311535), (258, 304290), (270, 290766), (276, 284445), (294, 267030), (301, 260820), (315, 249228), (322, 243810), (324, 242305), (345, 227556), (378, 207690), (387, 202860), (405, 193844), (414, 189630), (420, 186921), (430, 182574), (441, 178020), (460, 170667), (483, 162540), (490, 160218), (516, 152145), (540, 145383), (567, 138460), (588, 133515), (602, 130410), (621, 126420), (630, 124614), (644, 121905), (645, 121716), (690, 113778), (735, 106812), (756, 103845), (774, 101430), (805, 97524), (810, 96922), (828, 94815), (860, 91287), (882, 89010), (903, 86940), (945, 83076), (966, 81270), (980, 80109), (989, 79380), (1035, 75852), (1127, 69660), (1134, 69230), (1161, 67620), (1204, 65205), (1242, 63210), (1260, 62307), (1290, 60858), (1323, 59340), (1380, 56889), (1449, 54180), (1470, 53406), (1505, 52164), (1548, 50715), (1610, 48762), (1620, 48461), (1764, 44505), (1806, 43470), (1863, 42140), (1890, 41538), (1932, 40635), (1935, 40572), (1978, 39690), (2070, 37926), (2107, 37260), (2205, 35604), (2254, 34830), (2268, 34615), (2322, 33810), (2415, 32508), (2484, 31605), (2580, 30429), (2646, 29670), (2709, 28980), (2835, 27692), (2898, 27090), (2940, 26703), (2967, 26460), (3010, 26082), (3105, 25284), (3220, 24381), (3381, 23220), (3483, 22540), (3612, 21735), (3726, 21070), (3780, 20769), (3870, 20286), (3956, 19845), (3969, 19780), (4140, 18963), (4214, 18630), (4347, 18060), (4410, 17802), (4508, 17415), (4515, 17388), (4644, 16905), (4830, 16254), (4945, 15876), (5292, 14835), (5418, 14490), (5635, 13932), (5670, 13846), (5796, 13545), (5805, 13524), (5934, 13230), (6020, 13041), (6210, 12642), (6321, 12420), (6615, 11868), (6762, 11610), (6923, 11340), (6966, 11270), (7245, 10836), (7452, 10535), (7740, 10143), (7938, 9890), (8127, 9660), (8428, 9315), (8694, 9030), (8820, 8901)]