139326400

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:159

約数の個数: 126

約数和(自身を含む): 360692192

約数和(自身を除く): 221365792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 53, 62, 64, 80, 100, 106, 124, 155, 160, 200, 212, 248, 265, 310, 320, 400, 424, 496, 530, 620, 775, 800, 848, 992, 1060, 1240, 1325, 1550, 1600, 1643, 1696, 1984, 2120, 2480, 2650, 2809, 3100, 3286, 3392, 4240, 4960, 5300, 5618, 6200, 6572, 8215, 8480, 9920, 10600, 11236, 12400, 13144, 14045, 16430, 16960, 21200, 22472, 24800, 26288, 28090, 32860, 41075, 42400, 44944, 49600, 52576, 56180, 65720, 70225, 82150, 84800, 87079, 89888, 105152, 112360, 131440, 140450, 164300, 174158, 179776, 224720, 262880, 280900, 328600, 348316, 435395, 449440, 525760, 561800, 657200, 696632, 870790, 898880, 1123600, 1314400, 1393264, 1741580, 2176975, 2247200, 2628800, 2786528, 3483160, 4353950, 4494400, 5573056, 6966320, 8707900, 13932640, 17415800, 27865280, 34831600, 69663200, 139326400]

約数ペア:

[(1, 139326400), (2, 69663200), (4, 34831600), (5, 27865280), (8, 17415800), (10, 13932640), (16, 8707900), (20, 6966320), (25, 5573056), (31, 4494400), (32, 4353950), (40, 3483160), (50, 2786528), (53, 2628800), (62, 2247200), (64, 2176975), (80, 1741580), (100, 1393264), (106, 1314400), (124, 1123600), (155, 898880), (160, 870790), (200, 696632), (212, 657200), (248, 561800), (265, 525760), (310, 449440), (320, 435395), (400, 348316), (424, 328600), (496, 280900), (530, 262880), (620, 224720), (775, 179776), (800, 174158), (848, 164300), (992, 140450), (1060, 131440), (1240, 112360), (1325, 105152), (1550, 89888), (1600, 87079), (1643, 84800), (1696, 82150), (1984, 70225), (2120, 65720), (2480, 56180), (2650, 52576), (2809, 49600), (3100, 44944), (3286, 42400), (3392, 41075), (4240, 32860), (4960, 28090), (5300, 26288), (5618, 24800), (6200, 22472), (6572, 21200), (8215, 16960), (8480, 16430), (9920, 14045), (10600, 13144), (11236, 12400)]