72791964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 231329280

約数和(自身を除く): 158537316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 23, 28, 36, 38, 42, 46, 57, 63, 69, 76, 84, 92, 114, 126, 133, 138, 161, 171, 207, 228, 252, 266, 276, 322, 342, 399, 414, 437, 483, 532, 644, 661, 684, 798, 828, 874, 966, 1197, 1311, 1322, 1449, 1596, 1748, 1932, 1983, 2394, 2622, 2644, 2898, 3059, 3933, 3966, 4627, 4788, 5244, 5796, 5949, 6118, 7866, 7932, 9177, 9254, 11898, 12236, 12559, 13881, 15203, 15732, 18354, 18508, 23796, 25118, 27531, 27762, 30406, 36708, 37677, 41643, 45609, 50236, 55062, 55524, 60812, 75354, 83286, 87913, 91218, 106421, 110124, 113031, 136827, 150708, 166572, 175826, 182436, 212842, 226062, 263739, 273654, 288857, 319263, 351652, 425684, 452124, 527478, 547308, 577714, 638526, 791217, 866571, 957789, 1054956, 1155428, 1277052, 1582434, 1733142, 1915578, 2021999, 2599713, 3164868, 3466284, 3831156, 4043998, 5199426, 6065997, 8087996, 10398852, 12131994, 18197991, 24263988, 36395982, 72791964]

約数ペア:

[(1, 72791964), (2, 36395982), (3, 24263988), (4, 18197991), (6, 12131994), (7, 10398852), (9, 8087996), (12, 6065997), (14, 5199426), (18, 4043998), (19, 3831156), (21, 3466284), (23, 3164868), (28, 2599713), (36, 2021999), (38, 1915578), (42, 1733142), (46, 1582434), (57, 1277052), (63, 1155428), (69, 1054956), (76, 957789), (84, 866571), (92, 791217), (114, 638526), (126, 577714), (133, 547308), (138, 527478), (161, 452124), (171, 425684), (207, 351652), (228, 319263), (252, 288857), (266, 273654), (276, 263739), (322, 226062), (342, 212842), (399, 182436), (414, 175826), (437, 166572), (483, 150708), (532, 136827), (644, 113031), (661, 110124), (684, 106421), (798, 91218), (828, 87913), (874, 83286), (966, 75354), (1197, 60812), (1311, 55524), (1322, 55062), (1449, 50236), (1596, 45609), (1748, 41643), (1932, 37677), (1983, 36708), (2394, 30406), (2622, 27762), (2644, 27531), (2898, 25118), (3059, 23796), (3933, 18508), (3966, 18354), (4627, 15732), (4788, 15203), (5244, 13881), (5796, 12559), (5949, 12236), (6118, 11898), (7866, 9254), (7932, 9177)]