661781400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8293}}^1$

素因数の和:8338

約数の個数: 192

約数和(自身を含む): 2468294400

約数和(自身を除く): 1806513000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 266, 280, 285, 300, 350, 380, 399, 420, 456, 475, 525, 532, 570, 600, 665, 700, 760, 798, 840, 950, 1050, 1064, 1140, 1330, 1400, 1425, 1596, 1900, 1995, 2100, 2280, 2660, 2850, 3192, 3325, 3800, 3990, 4200, 5320, 5700, 6650, 7980, 8293, 9975, 11400, 13300, 15960, 16586, 19950, 24879, 26600, 33172, 39900, 41465, 49758, 58051, 66344, 79800, 82930, 99516, 116102, 124395, 157567, 165860, 174153, 199032, 207325, 232204, 248790, 290255, 315134, 331720, 348306, 414650, 464408, 472701, 497580, 580510, 621975, 630268, 696612, 787835, 829300, 870765, 945402, 995160, 1102969, 1161020, 1243950, 1260536, 1393224, 1451275, 1575670, 1658600, 1741530, 1890804, 2205938, 2322040, 2363505, 2487900, 2902550, 3151340, 3308907, 3483060, 3781608, 3939175, 4353825, 4411876, 4727010, 4975800, 5514845, 5805100, 6302680, 6617814, 6966120, 7878350, 8707650, 8823752, 9454020, 11029690, 11610200, 11817525, 13235628, 15756700, 16544535, 17415300, 18908040, 22059380, 23635050, 26471256, 27574225, 31513400, 33089070, 34830600, 44118760, 47270100, 55148450, 66178140, 82722675, 94540200, 110296900, 132356280, 165445350, 220593800, 330890700, 661781400]

約数ペア:

[(1, 661781400), (2, 330890700), (3, 220593800), (4, 165445350), (5, 132356280), (6, 110296900), (7, 94540200), (8, 82722675), (10, 66178140), (12, 55148450), (14, 47270100), (15, 44118760), (19, 34830600), (20, 33089070), (21, 31513400), (24, 27574225), (25, 26471256), (28, 23635050), (30, 22059380), (35, 18908040), (38, 17415300), (40, 16544535), (42, 15756700), (50, 13235628), (56, 11817525), (57, 11610200), (60, 11029690), (70, 9454020), (75, 8823752), (76, 8707650), (84, 7878350), (95, 6966120), (100, 6617814), (105, 6302680), (114, 5805100), (120, 5514845), (133, 4975800), (140, 4727010), (150, 4411876), (152, 4353825), (168, 3939175), (175, 3781608), (190, 3483060), (200, 3308907), (210, 3151340), (228, 2902550), (266, 2487900), (280, 2363505), (285, 2322040), (300, 2205938), (350, 1890804), (380, 1741530), (399, 1658600), (420, 1575670), (456, 1451275), (475, 1393224), (525, 1260536), (532, 1243950), (570, 1161020), (600, 1102969), (665, 995160), (700, 945402), (760, 870765), (798, 829300), (840, 787835), (950, 696612), (1050, 630268), (1064, 621975), (1140, 580510), (1330, 497580), (1400, 472701), (1425, 464408), (1596, 414650), (1900, 348306), (1995, 331720), (2100, 315134), (2280, 290255), (2660, 248790), (2850, 232204), (3192, 207325), (3325, 199032), (3800, 174153), (3990, 165860), (4200, 157567), (5320, 124395), (5700, 116102), (6650, 99516), (7980, 82930), (8293, 79800), (9975, 66344), (11400, 58051), (13300, 49758), (15960, 41465), (16586, 39900), (19950, 33172), (24879, 26600)]