197689920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4789}}^1$

素因数の和:4852

約数の個数: 112

約数和(自身を含む): 642396480

約数和(自身を除く): 444706560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 4789, 5160, 6880, 8256, 9578, 10320, 13760, 14367, 19156, 20640, 23945, 28734, 38312, 41280, 47890, 57468, 71835, 76624, 95780, 114936, 143670, 153248, 191560, 205927, 229872, 287340, 306496, 383120, 411854, 459744, 574680, 617781, 766240, 823708, 919488, 1029635, 1149360, 1235562, 1532480, 1647416, 2059270, 2298720, 2471124, 3088905, 3294832, 4118540, 4597440, 4942248, 6177810, 6589664, 8237080, 9884496, 12355620, 13179328, 16474160, 19768992, 24711240, 32948320, 39537984, 49422480, 65896640, 98844960, 197689920]

約数ペア:

[(1, 197689920), (2, 98844960), (3, 65896640), (4, 49422480), (5, 39537984), (6, 32948320), (8, 24711240), (10, 19768992), (12, 16474160), (15, 13179328), (16, 12355620), (20, 9884496), (24, 8237080), (30, 6589664), (32, 6177810), (40, 4942248), (43, 4597440), (48, 4118540), (60, 3294832), (64, 3088905), (80, 2471124), (86, 2298720), (96, 2059270), (120, 1647416), (129, 1532480), (160, 1235562), (172, 1149360), (192, 1029635), (215, 919488), (240, 823708), (258, 766240), (320, 617781), (344, 574680), (430, 459744), (480, 411854), (516, 383120), (645, 306496), (688, 287340), (860, 229872), (960, 205927), (1032, 191560), (1290, 153248), (1376, 143670), (1720, 114936), (2064, 95780), (2580, 76624), (2752, 71835), (3440, 57468), (4128, 47890), (4789, 41280), (5160, 38312), (6880, 28734), (8256, 23945), (9578, 20640), (10320, 19156), (13760, 14367)]