71643390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 226146816

約数和(自身を除く): 154503426

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 26, 30, 35, 39, 42, 46, 49, 65, 69, 70, 78, 91, 98, 105, 115, 130, 138, 147, 161, 163, 182, 195, 210, 230, 245, 273, 294, 299, 322, 326, 345, 390, 455, 483, 489, 490, 546, 598, 637, 690, 735, 805, 815, 897, 910, 966, 978, 1127, 1141, 1274, 1365, 1470, 1495, 1610, 1630, 1794, 1911, 2093, 2119, 2254, 2282, 2415, 2445, 2730, 2990, 3185, 3381, 3423, 3749, 3822, 4186, 4238, 4485, 4830, 4890, 5635, 5705, 6279, 6357, 6370, 6762, 6846, 7498, 7987, 8970, 9555, 10465, 10595, 11247, 11270, 11410, 12558, 12714, 14651, 14833, 15974, 16905, 17115, 18745, 19110, 20930, 21190, 22494, 23961, 26243, 29302, 29666, 31395, 31785, 33810, 34230, 37490, 39935, 43953, 44499, 47922, 48737, 52486, 56235, 62790, 63570, 73255, 74165, 78729, 79870, 87906, 88998, 97474, 103831, 112470, 119805, 131215, 146211, 146510, 148330, 157458, 183701, 207662, 219765, 222495, 239610, 243685, 262430, 292422, 311493, 341159, 367402, 393645, 439530, 444990, 487370, 519155, 551103, 622986, 682318, 731055, 787290, 918505, 1023477, 1038310, 1102206, 1462110, 1557465, 1705795, 1837010, 2046954, 2388113, 2755515, 3114930, 3411590, 4776226, 5117385, 5511030, 7164339, 10234770, 11940565, 14328678, 23881130, 35821695, 71643390]

約数ペア:

[(1, 71643390), (2, 35821695), (3, 23881130), (5, 14328678), (6, 11940565), (7, 10234770), (10, 7164339), (13, 5511030), (14, 5117385), (15, 4776226), (21, 3411590), (23, 3114930), (26, 2755515), (30, 2388113), (35, 2046954), (39, 1837010), (42, 1705795), (46, 1557465), (49, 1462110), (65, 1102206), (69, 1038310), (70, 1023477), (78, 918505), (91, 787290), (98, 731055), (105, 682318), (115, 622986), (130, 551103), (138, 519155), (147, 487370), (161, 444990), (163, 439530), (182, 393645), (195, 367402), (210, 341159), (230, 311493), (245, 292422), (273, 262430), (294, 243685), (299, 239610), (322, 222495), (326, 219765), (345, 207662), (390, 183701), (455, 157458), (483, 148330), (489, 146510), (490, 146211), (546, 131215), (598, 119805), (637, 112470), (690, 103831), (735, 97474), (805, 88998), (815, 87906), (897, 79870), (910, 78729), (966, 74165), (978, 73255), (1127, 63570), (1141, 62790), (1274, 56235), (1365, 52486), (1470, 48737), (1495, 47922), (1610, 44499), (1630, 43953), (1794, 39935), (1911, 37490), (2093, 34230), (2119, 33810), (2254, 31785), (2282, 31395), (2415, 29666), (2445, 29302), (2730, 26243), (2990, 23961), (3185, 22494), (3381, 21190), (3423, 20930), (3749, 19110), (3822, 18745), (4186, 17115), (4238, 16905), (4485, 15974), (4830, 14833), (4890, 14651), (5635, 12714), (5705, 12558), (6279, 11410), (6357, 11270), (6370, 11247), (6762, 10595), (6846, 10465), (7498, 9555), (7987, 8970)]