72289440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2991

約数の個数: 144

約数和(自身を含む): 261287208

約数和(自身を除く): 188997768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2953, 3060, 4080, 4896, 5906, 6120, 8160, 8859, 11812, 12240, 14765, 17718, 23624, 24480, 26577, 29530, 35436, 44295, 47248, 50201, 53154, 59060, 70872, 88590, 94496, 100402, 106308, 118120, 132885, 141744, 150603, 177180, 200804, 212616, 236240, 251005, 265770, 283488, 301206, 354360, 401608, 425232, 451809, 472480, 502010, 531540, 602412, 708720, 753015, 803216, 850464, 903618, 1004020, 1063080, 1204824, 1417440, 1506030, 1606432, 1807236, 2008040, 2126160, 2259045, 2409648, 3012060, 3614472, 4016080, 4252320, 4518090, 4819296, 6024120, 7228944, 8032160, 9036180, 12048240, 14457888, 18072360, 24096480, 36144720, 72289440]

約数ペア:

[(1, 72289440), (2, 36144720), (3, 24096480), (4, 18072360), (5, 14457888), (6, 12048240), (8, 9036180), (9, 8032160), (10, 7228944), (12, 6024120), (15, 4819296), (16, 4518090), (17, 4252320), (18, 4016080), (20, 3614472), (24, 3012060), (30, 2409648), (32, 2259045), (34, 2126160), (36, 2008040), (40, 1807236), (45, 1606432), (48, 1506030), (51, 1417440), (60, 1204824), (68, 1063080), (72, 1004020), (80, 903618), (85, 850464), (90, 803216), (96, 753015), (102, 708720), (120, 602412), (136, 531540), (144, 502010), (153, 472480), (160, 451809), (170, 425232), (180, 401608), (204, 354360), (240, 301206), (255, 283488), (272, 265770), (288, 251005), (306, 236240), (340, 212616), (360, 200804), (408, 177180), (480, 150603), (510, 141744), (544, 132885), (612, 118120), (680, 106308), (720, 100402), (765, 94496), (816, 88590), (1020, 70872), (1224, 59060), (1360, 53154), (1440, 50201), (1530, 47248), (1632, 44295), (2040, 35436), (2448, 29530), (2720, 26577), (2953, 24480), (3060, 23624), (4080, 17718), (4896, 14765), (5906, 12240), (6120, 11812), (8160, 8859)]