28732320

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{739}}^1$

素因数の和:769

約数の個数: 144

約数和(自身を含む): 101818080

約数和(自身を除く): 73085760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 739, 810, 864, 972, 1080, 1215, 1296, 1440, 1478, 1620, 1944, 2160, 2217, 2430, 2592, 2956, 3240, 3695, 3888, 4320, 4434, 4860, 5912, 6480, 6651, 7390, 7776, 8868, 9720, 11085, 11824, 12960, 13302, 14780, 17736, 19440, 19953, 22170, 23648, 26604, 29560, 33255, 35472, 38880, 39906, 44340, 53208, 59120, 59859, 66510, 70944, 79812, 88680, 99765, 106416, 118240, 119718, 133020, 159624, 177360, 179577, 199530, 212832, 239436, 266040, 299295, 319248, 354720, 359154, 399060, 478872, 532080, 598590, 638496, 718308, 798120, 897885, 957744, 1064160, 1197180, 1436616, 1596240, 1795770, 1915488, 2394360, 2873232, 3192480, 3591540, 4788720, 5746464, 7183080, 9577440, 14366160, 28732320]

約数ペア:

[(1, 28732320), (2, 14366160), (3, 9577440), (4, 7183080), (5, 5746464), (6, 4788720), (8, 3591540), (9, 3192480), (10, 2873232), (12, 2394360), (15, 1915488), (16, 1795770), (18, 1596240), (20, 1436616), (24, 1197180), (27, 1064160), (30, 957744), (32, 897885), (36, 798120), (40, 718308), (45, 638496), (48, 598590), (54, 532080), (60, 478872), (72, 399060), (80, 359154), (81, 354720), (90, 319248), (96, 299295), (108, 266040), (120, 239436), (135, 212832), (144, 199530), (160, 179577), (162, 177360), (180, 159624), (216, 133020), (240, 119718), (243, 118240), (270, 106416), (288, 99765), (324, 88680), (360, 79812), (405, 70944), (432, 66510), (480, 59859), (486, 59120), (540, 53208), (648, 44340), (720, 39906), (739, 38880), (810, 35472), (864, 33255), (972, 29560), (1080, 26604), (1215, 23648), (1296, 22170), (1440, 19953), (1478, 19440), (1620, 17736), (1944, 14780), (2160, 13302), (2217, 12960), (2430, 11824), (2592, 11085), (2956, 9720), (3240, 8868), (3695, 7776), (3888, 7390), (4320, 6651), (4434, 6480), (4860, 5912)]