136860400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 344191760

約数和(自身を除く): 207331360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 73, 80, 86, 100, 109, 146, 172, 200, 215, 218, 292, 344, 365, 400, 430, 436, 545, 584, 688, 730, 860, 872, 1075, 1090, 1168, 1460, 1720, 1744, 1825, 2150, 2180, 2725, 2920, 3139, 3440, 3650, 4300, 4360, 4687, 5450, 5840, 6278, 7300, 7957, 8600, 8720, 9374, 10900, 12556, 14600, 15695, 15914, 17200, 18748, 21800, 23435, 25112, 29200, 31390, 31828, 37496, 39785, 43600, 46870, 50224, 62780, 63656, 74992, 78475, 79570, 93740, 117175, 125560, 127312, 156950, 159140, 187480, 198925, 234350, 251120, 313900, 318280, 342151, 374960, 397850, 468700, 627800, 636560, 684302, 795700, 937400, 1255600, 1368604, 1591400, 1710755, 1874800, 2737208, 3182800, 3421510, 5474416, 6843020, 8553775, 13686040, 17107550, 27372080, 34215100, 68430200, 136860400]

約数ペア:

[(1, 136860400), (2, 68430200), (4, 34215100), (5, 27372080), (8, 17107550), (10, 13686040), (16, 8553775), (20, 6843020), (25, 5474416), (40, 3421510), (43, 3182800), (50, 2737208), (73, 1874800), (80, 1710755), (86, 1591400), (100, 1368604), (109, 1255600), (146, 937400), (172, 795700), (200, 684302), (215, 636560), (218, 627800), (292, 468700), (344, 397850), (365, 374960), (400, 342151), (430, 318280), (436, 313900), (545, 251120), (584, 234350), (688, 198925), (730, 187480), (860, 159140), (872, 156950), (1075, 127312), (1090, 125560), (1168, 117175), (1460, 93740), (1720, 79570), (1744, 78475), (1825, 74992), (2150, 63656), (2180, 62780), (2725, 50224), (2920, 46870), (3139, 43600), (3440, 39785), (3650, 37496), (4300, 31828), (4360, 31390), (4687, 29200), (5450, 25112), (5840, 23435), (6278, 21800), (7300, 18748), (7957, 17200), (8600, 15914), (8720, 15695), (9374, 14600), (10900, 12556)]