820707984

素因数分解:

$2^4\times 3^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:634

約数の個数: 160

約数和(自身を含む): 2439843840

約数和(自身を除く): 1619135856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 54, 72, 83, 94, 108, 141, 144, 166, 188, 216, 249, 282, 332, 376, 423, 432, 487, 498, 564, 664, 747, 752, 846, 974, 996, 1128, 1269, 1328, 1461, 1494, 1692, 1948, 1992, 2241, 2256, 2538, 2922, 2988, 3384, 3896, 3901, 3984, 4383, 4482, 5076, 5844, 5976, 6768, 7792, 7802, 8766, 8964, 10152, 11688, 11703, 11952, 13149, 15604, 17532, 17928, 20304, 22889, 23376, 23406, 26298, 31208, 35064, 35109, 35856, 40421, 45778, 46812, 52596, 62416, 68667, 70128, 70218, 80842, 91556, 93624, 105192, 105327, 121263, 137334, 140436, 161684, 183112, 187248, 206001, 210384, 210654, 242526, 274668, 280872, 323368, 363789, 366224, 412002, 421308, 485052, 549336, 561744, 618003, 646736, 727578, 824004, 842616, 970104, 1091367, 1098672, 1236006, 1455156, 1648008, 1685232, 1899787, 1940208, 2182734, 2472012, 2910312, 3296016, 3799574, 4365468, 4944024, 5699361, 5820624, 7599148, 8730936, 9888048, 11398722, 15198296, 17098083, 17461872, 22797444, 30396592, 34196166, 45594888, 51294249, 68392332, 91189776, 102588498, 136784664, 205176996, 273569328, 410353992, 820707984]

約数ペア:

[(1, 820707984), (2, 410353992), (3, 273569328), (4, 205176996), (6, 136784664), (8, 102588498), (9, 91189776), (12, 68392332), (16, 51294249), (18, 45594888), (24, 34196166), (27, 30396592), (36, 22797444), (47, 17461872), (48, 17098083), (54, 15198296), (72, 11398722), (83, 9888048), (94, 8730936), (108, 7599148), (141, 5820624), (144, 5699361), (166, 4944024), (188, 4365468), (216, 3799574), (249, 3296016), (282, 2910312), (332, 2472012), (376, 2182734), (423, 1940208), (432, 1899787), (487, 1685232), (498, 1648008), (564, 1455156), (664, 1236006), (747, 1098672), (752, 1091367), (846, 970104), (974, 842616), (996, 824004), (1128, 727578), (1269, 646736), (1328, 618003), (1461, 561744), (1494, 549336), (1692, 485052), (1948, 421308), (1992, 412002), (2241, 366224), (2256, 363789), (2538, 323368), (2922, 280872), (2988, 274668), (3384, 242526), (3896, 210654), (3901, 210384), (3984, 206001), (4383, 187248), (4482, 183112), (5076, 161684), (5844, 140436), (5976, 137334), (6768, 121263), (7792, 105327), (7802, 105192), (8766, 93624), (8964, 91556), (10152, 80842), (11688, 70218), (11703, 70128), (11952, 68667), (13149, 62416), (15604, 52596), (17532, 46812), (17928, 45778), (20304, 40421), (22889, 35856), (23376, 35109), (23406, 35064), (26298, 31208)]