21856176760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 288

約数和(自身を含む): 57814525440

約数和(自身を除く): 35958348680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 37, 40, 44, 55, 62, 74, 88, 110, 121, 124, 127, 148, 155, 185, 220, 242, 248, 254, 296, 310, 341, 370, 407, 440, 484, 508, 605, 620, 635, 682, 740, 814, 961, 968, 1016, 1147, 1210, 1240, 1270, 1364, 1397, 1480, 1628, 1705, 1922, 2035, 2294, 2420, 2540, 2728, 2794, 3256, 3410, 3751, 3844, 3937, 4070, 4477, 4588, 4699, 4805, 4840, 5080, 5588, 5735, 6820, 6985, 7502, 7688, 7874, 8140, 8954, 9176, 9398, 9610, 10571, 11176, 11470, 12617, 13640, 13970, 15004, 15367, 15748, 16280, 17908, 18755, 18796, 19220, 19685, 21142, 22385, 22940, 23495, 25234, 27940, 30008, 30734, 31496, 35557, 35816, 37510, 37592, 38440, 39370, 42284, 43307, 44770, 45880, 46990, 50468, 51689, 52855, 55880, 61468, 63085, 71114, 75020, 76835, 78740, 84568, 86614, 89540, 93980, 100936, 103378, 105710, 116281, 122047, 122936, 126170, 138787, 142228, 145669, 150040, 153670, 157480, 173228, 177785, 179080, 187960, 206756, 211420, 216535, 232562, 244094, 252340, 258445, 277574, 284456, 291338, 307340, 346456, 355570, 391127, 413512, 422840, 433070, 465124, 476377, 488188, 504680, 516890, 555148, 568579, 581405, 582676, 610235, 614680, 693935, 711140, 728345, 782254, 866140, 930248, 952754, 976376, 1033780, 1110296, 1137158, 1162810, 1165352, 1220470, 1342517, 1387870, 1422280, 1456690, 1564508, 1602359, 1732280, 1905508, 1955635, 2067560, 2274316, 2325620, 2381885, 2440940, 2685034, 2775740, 2842895, 2913380, 3129016, 3204718, 3811016, 3911270, 4302397, 4515739, 4548632, 4651240, 4763770, 4881880, 5370068, 5551480, 5685790, 5826760, 6409436, 6712585, 7822540, 8011795, 8604794, 9031478, 9527540, 10740136, 11371580, 12818872, 13425170, 14767687, 15645080, 16023590, 17209588, 17625949, 18062956, 19055080, 21511985, 22578695, 22743160, 26850340, 29535374, 32047180, 34419176, 35251898, 36125912, 43023970, 45157390, 49673129, 53700680, 59070748, 64094360, 70503796, 73838435, 86047940, 88129745, 90314780, 99346258, 118141496, 141007592, 147676870, 172095880, 176259490, 180629560, 198692516, 248365645, 295353740, 352518980, 397385032, 496731290, 546404419, 590707480, 705037960, 993462580, 1092808838, 1986925160, 2185617676, 2732022095, 4371235352, 5464044190, 10928088380, 21856176760]

約数ペア:

[(1, 21856176760), (2, 10928088380), (4, 5464044190), (5, 4371235352), (8, 2732022095), (10, 2185617676), (11, 1986925160), (20, 1092808838), (22, 993462580), (31, 705037960), (37, 590707480), (40, 546404419), (44, 496731290), (55, 397385032), (62, 352518980), (74, 295353740), (88, 248365645), (110, 198692516), (121, 180629560), (124, 176259490), (127, 172095880), (148, 147676870), (155, 141007592), (185, 118141496), (220, 99346258), (242, 90314780), (248, 88129745), (254, 86047940), (296, 73838435), (310, 70503796), (341, 64094360), (370, 59070748), (407, 53700680), (440, 49673129), (484, 45157390), (508, 43023970), (605, 36125912), (620, 35251898), (635, 34419176), (682, 32047180), (740, 29535374), (814, 26850340), (961, 22743160), (968, 22578695), (1016, 21511985), (1147, 19055080), (1210, 18062956), (1240, 17625949), (1270, 17209588), (1364, 16023590), (1397, 15645080), (1480, 14767687), (1628, 13425170), (1705, 12818872), (1922, 11371580), (2035, 10740136), (2294, 9527540), (2420, 9031478), (2540, 8604794), (2728, 8011795), (2794, 7822540), (3256, 6712585), (3410, 6409436), (3751, 5826760), (3844, 5685790), (3937, 5551480), (4070, 5370068), (4477, 4881880), (4588, 4763770), (4699, 4651240), (4805, 4548632), (4840, 4515739), (5080, 4302397), (5588, 3911270), (5735, 3811016), (6820, 3204718), (6985, 3129016), (7502, 2913380), (7688, 2842895), (7874, 2775740), (8140, 2685034), (8954, 2440940), (9176, 2381885), (9398, 2325620), (9610, 2274316), (10571, 2067560), (11176, 1955635), (11470, 1905508), (12617, 1732280), (13640, 1602359), (13970, 1564508), (15004, 1456690), (15367, 1422280), (15748, 1387870), (16280, 1342517), (17908, 1220470), (18755, 1165352), (18796, 1162810), (19220, 1137158), (19685, 1110296), (21142, 1033780), (22385, 976376), (22940, 952754), (23495, 930248), (25234, 866140), (27940, 782254), (30008, 728345), (30734, 711140), (31496, 693935), (35557, 614680), (35816, 610235), (37510, 582676), (37592, 581405), (38440, 568579), (39370, 555148), (42284, 516890), (43307, 504680), (44770, 488188), (45880, 476377), (46990, 465124), (50468, 433070), (51689, 422840), (52855, 413512), (55880, 391127), (61468, 355570), (63085, 346456), (71114, 307340), (75020, 291338), (76835, 284456), (78740, 277574), (84568, 258445), (86614, 252340), (89540, 244094), (93980, 232562), (100936, 216535), (103378, 211420), (105710, 206756), (116281, 187960), (122047, 179080), (122936, 177785), (126170, 173228), (138787, 157480), (142228, 153670), (145669, 150040)]