90458240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 234273600

約数和(自身を除く): 143815360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 128, 152, 160, 172, 173, 190, 215, 304, 320, 344, 346, 380, 430, 608, 640, 688, 692, 760, 817, 860, 865, 1216, 1376, 1384, 1520, 1634, 1720, 1730, 2432, 2752, 2768, 3040, 3268, 3287, 3440, 3460, 4085, 5504, 5536, 6080, 6536, 6574, 6880, 6920, 7439, 8170, 11072, 12160, 13072, 13148, 13760, 13840, 14878, 16340, 16435, 22144, 26144, 26296, 27520, 27680, 29756, 32680, 32870, 37195, 52288, 52592, 55360, 59512, 65360, 65740, 74390, 104576, 105184, 110720, 119024, 130720, 131480, 141341, 148780, 210368, 238048, 261440, 262960, 282682, 297560, 420736, 476096, 522880, 525920, 565364, 595120, 706705, 952192, 1051840, 1130728, 1190240, 1413410, 2103680, 2261456, 2380480, 2826820, 4522912, 4760960, 5653640, 9045824, 11307280, 18091648, 22614560, 45229120, 90458240]

約数ペア:

[(1, 90458240), (2, 45229120), (4, 22614560), (5, 18091648), (8, 11307280), (10, 9045824), (16, 5653640), (19, 4760960), (20, 4522912), (32, 2826820), (38, 2380480), (40, 2261456), (43, 2103680), (64, 1413410), (76, 1190240), (80, 1130728), (86, 1051840), (95, 952192), (128, 706705), (152, 595120), (160, 565364), (172, 525920), (173, 522880), (190, 476096), (215, 420736), (304, 297560), (320, 282682), (344, 262960), (346, 261440), (380, 238048), (430, 210368), (608, 148780), (640, 141341), (688, 131480), (692, 130720), (760, 119024), (817, 110720), (860, 105184), (865, 104576), (1216, 74390), (1376, 65740), (1384, 65360), (1520, 59512), (1634, 55360), (1720, 52592), (1730, 52288), (2432, 37195), (2752, 32870), (2768, 32680), (3040, 29756), (3268, 27680), (3287, 27520), (3440, 26296), (3460, 26144), (4085, 22144), (5504, 16435), (5536, 16340), (6080, 14878), (6536, 13840), (6574, 13760), (6880, 13148), (6920, 13072), (7439, 12160), (8170, 11072)]