397394720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{757}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 1000541808

約数和(自身を除く): 603147088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 193, 272, 340, 386, 544, 680, 757, 772, 965, 1360, 1514, 1544, 1930, 2720, 3028, 3088, 3281, 3785, 3860, 6056, 6176, 6562, 7570, 7720, 12112, 12869, 13124, 15140, 15440, 16405, 24224, 25738, 26248, 30280, 30880, 32810, 51476, 52496, 60560, 64345, 65620, 102952, 104992, 121120, 128690, 131240, 146101, 205904, 257380, 262480, 292202, 411808, 514760, 524960, 584404, 730505, 1029520, 1168808, 1461010, 2059040, 2337616, 2483717, 2922020, 4675232, 4967434, 5844040, 9934868, 11688080, 12418585, 19869736, 23376160, 24837170, 39739472, 49674340, 79478944, 99348680, 198697360, 397394720]

約数ペア:

[(1, 397394720), (2, 198697360), (4, 99348680), (5, 79478944), (8, 49674340), (10, 39739472), (16, 24837170), (17, 23376160), (20, 19869736), (32, 12418585), (34, 11688080), (40, 9934868), (68, 5844040), (80, 4967434), (85, 4675232), (136, 2922020), (160, 2483717), (170, 2337616), (193, 2059040), (272, 1461010), (340, 1168808), (386, 1029520), (544, 730505), (680, 584404), (757, 524960), (772, 514760), (965, 411808), (1360, 292202), (1514, 262480), (1544, 257380), (1930, 205904), (2720, 146101), (3028, 131240), (3088, 128690), (3281, 121120), (3785, 104992), (3860, 102952), (6056, 65620), (6176, 64345), (6562, 60560), (7570, 52496), (7720, 51476), (12112, 32810), (12869, 30880), (13124, 30280), (15140, 26248), (15440, 25738), (16405, 24224)]