47891280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 157989888

約数和(自身を除く): 110098608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 155, 157, 164, 186, 205, 240, 246, 248, 310, 314, 328, 372, 410, 465, 471, 492, 496, 615, 620, 628, 656, 744, 785, 820, 930, 942, 984, 1230, 1240, 1256, 1271, 1488, 1570, 1640, 1860, 1884, 1968, 2355, 2460, 2480, 2512, 2542, 3140, 3280, 3720, 3768, 3813, 4710, 4867, 4920, 5084, 6280, 6355, 6437, 7440, 7536, 7626, 9420, 9734, 9840, 10168, 12560, 12710, 12874, 14601, 15252, 18840, 19065, 19311, 19468, 20336, 24335, 25420, 25748, 29202, 30504, 32185, 37680, 38130, 38622, 38936, 48670, 50840, 51496, 58404, 61008, 64370, 73005, 76260, 77244, 77872, 96555, 97340, 101680, 102992, 116808, 128740, 146010, 152520, 154488, 193110, 194680, 199547, 233616, 257480, 292020, 305040, 308976, 386220, 389360, 399094, 514960, 584040, 598641, 772440, 798188, 997735, 1168080, 1197282, 1544880, 1596376, 1995470, 2394564, 2993205, 3192752, 3990940, 4789128, 5986410, 7981880, 9578256, 11972820, 15963760, 23945640, 47891280]

約数ペア:

[(1, 47891280), (2, 23945640), (3, 15963760), (4, 11972820), (5, 9578256), (6, 7981880), (8, 5986410), (10, 4789128), (12, 3990940), (15, 3192752), (16, 2993205), (20, 2394564), (24, 1995470), (30, 1596376), (31, 1544880), (40, 1197282), (41, 1168080), (48, 997735), (60, 798188), (62, 772440), (80, 598641), (82, 584040), (93, 514960), (120, 399094), (123, 389360), (124, 386220), (155, 308976), (157, 305040), (164, 292020), (186, 257480), (205, 233616), (240, 199547), (246, 194680), (248, 193110), (310, 154488), (314, 152520), (328, 146010), (372, 128740), (410, 116808), (465, 102992), (471, 101680), (492, 97340), (496, 96555), (615, 77872), (620, 77244), (628, 76260), (656, 73005), (744, 64370), (785, 61008), (820, 58404), (930, 51496), (942, 50840), (984, 48670), (1230, 38936), (1240, 38622), (1256, 38130), (1271, 37680), (1488, 32185), (1570, 30504), (1640, 29202), (1860, 25748), (1884, 25420), (1968, 24335), (2355, 20336), (2460, 19468), (2480, 19311), (2512, 19065), (2542, 18840), (3140, 15252), (3280, 14601), (3720, 12874), (3768, 12710), (3813, 12560), (4710, 10168), (4867, 9840), (4920, 9734), (5084, 9420), (6280, 7626), (6355, 7536), (6437, 7440)]