72981408

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 204773184

約数和(自身を除く): 131791776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 197, 204, 227, 272, 394, 408, 454, 544, 591, 681, 788, 816, 908, 1182, 1362, 1576, 1632, 1816, 2364, 2724, 3152, 3349, 3632, 3859, 4728, 5448, 6304, 6698, 7264, 7718, 9456, 10047, 10896, 11577, 13396, 15436, 18912, 20094, 21792, 23154, 26792, 30872, 40188, 44719, 46308, 53584, 61744, 80376, 89438, 92616, 107168, 123488, 134157, 160752, 178876, 185232, 268314, 321504, 357752, 370464, 536628, 715504, 760223, 1073256, 1431008, 1520446, 2146512, 2280669, 3040892, 4293024, 4561338, 6081784, 9122676, 12163568, 18245352, 24327136, 36490704, 72981408]

約数ペア:

[(1, 72981408), (2, 36490704), (3, 24327136), (4, 18245352), (6, 12163568), (8, 9122676), (12, 6081784), (16, 4561338), (17, 4293024), (24, 3040892), (32, 2280669), (34, 2146512), (48, 1520446), (51, 1431008), (68, 1073256), (96, 760223), (102, 715504), (136, 536628), (197, 370464), (204, 357752), (227, 321504), (272, 268314), (394, 185232), (408, 178876), (454, 160752), (544, 134157), (591, 123488), (681, 107168), (788, 92616), (816, 89438), (908, 80376), (1182, 61744), (1362, 53584), (1576, 46308), (1632, 44719), (1816, 40188), (2364, 30872), (2724, 26792), (3152, 23154), (3349, 21792), (3632, 20094), (3859, 18912), (4728, 15436), (5448, 13396), (6304, 11577), (6698, 10896), (7264, 10047), (7718, 9456)]