23393720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 64627200

約数和(自身を除く): 41233480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 43, 56, 58, 67, 70, 86, 116, 134, 140, 145, 172, 203, 215, 232, 268, 280, 290, 301, 335, 344, 406, 430, 469, 536, 580, 602, 670, 812, 860, 938, 1015, 1160, 1204, 1247, 1340, 1505, 1624, 1720, 1876, 1943, 2030, 2345, 2408, 2494, 2680, 2881, 3010, 3752, 3886, 4060, 4690, 4988, 5762, 6020, 6235, 7772, 8120, 8729, 9380, 9715, 9976, 11524, 12040, 12470, 13601, 14405, 15544, 17458, 18760, 19430, 20167, 23048, 24940, 27202, 28810, 34916, 38860, 40334, 43645, 49880, 54404, 57620, 68005, 69832, 77720, 80668, 83549, 87290, 100835, 108808, 115240, 136010, 161336, 167098, 174580, 201670, 272020, 334196, 349160, 403340, 417745, 544040, 584843, 668392, 806680, 835490, 1169686, 1670980, 2339372, 2924215, 3341960, 4678744, 5848430, 11696860, 23393720]

約数ペア:

[(1, 23393720), (2, 11696860), (4, 5848430), (5, 4678744), (7, 3341960), (8, 2924215), (10, 2339372), (14, 1670980), (20, 1169686), (28, 835490), (29, 806680), (35, 668392), (40, 584843), (43, 544040), (56, 417745), (58, 403340), (67, 349160), (70, 334196), (86, 272020), (116, 201670), (134, 174580), (140, 167098), (145, 161336), (172, 136010), (203, 115240), (215, 108808), (232, 100835), (268, 87290), (280, 83549), (290, 80668), (301, 77720), (335, 69832), (344, 68005), (406, 57620), (430, 54404), (469, 49880), (536, 43645), (580, 40334), (602, 38860), (670, 34916), (812, 28810), (860, 27202), (938, 24940), (1015, 23048), (1160, 20167), (1204, 19430), (1247, 18760), (1340, 17458), (1505, 15544), (1624, 14405), (1720, 13601), (1876, 12470), (1943, 12040), (2030, 11524), (2345, 9976), (2408, 9715), (2494, 9380), (2680, 8729), (2881, 8120), (3010, 7772), (3752, 6235), (3886, 6020), (4060, 5762), (4690, 4988)]