217446400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 560589120

約数和(自身を除く): 343142720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 137, 155, 160, 200, 248, 256, 274, 310, 320, 400, 496, 512, 548, 620, 640, 685, 775, 800, 992, 1024, 1096, 1240, 1280, 1370, 1550, 1600, 1984, 2048, 2192, 2480, 2560, 2740, 3100, 3200, 3425, 3968, 4247, 4384, 4960, 5120, 5480, 6200, 6400, 6850, 7936, 8494, 8768, 9920, 10240, 10960, 12400, 12800, 13700, 15872, 16988, 17536, 19840, 21235, 21920, 24800, 25600, 27400, 31744, 33976, 35072, 39680, 42470, 43840, 49600, 51200, 54800, 63488, 67952, 70144, 79360, 84940, 87680, 99200, 106175, 109600, 135904, 140288, 158720, 169880, 175360, 198400, 212350, 219200, 271808, 280576, 317440, 339760, 350720, 396800, 424700, 438400, 543616, 679520, 701440, 793600, 849400, 876800, 1087232, 1359040, 1402880, 1587200, 1698800, 1753600, 2174464, 2718080, 3397600, 3507200, 4348928, 5436160, 6795200, 7014400, 8697856, 10872320, 13590400, 21744640, 27180800, 43489280, 54361600, 108723200, 217446400]

約数ペア:

[(1, 217446400), (2, 108723200), (4, 54361600), (5, 43489280), (8, 27180800), (10, 21744640), (16, 13590400), (20, 10872320), (25, 8697856), (31, 7014400), (32, 6795200), (40, 5436160), (50, 4348928), (62, 3507200), (64, 3397600), (80, 2718080), (100, 2174464), (124, 1753600), (128, 1698800), (137, 1587200), (155, 1402880), (160, 1359040), (200, 1087232), (248, 876800), (256, 849400), (274, 793600), (310, 701440), (320, 679520), (400, 543616), (496, 438400), (512, 424700), (548, 396800), (620, 350720), (640, 339760), (685, 317440), (775, 280576), (800, 271808), (992, 219200), (1024, 212350), (1096, 198400), (1240, 175360), (1280, 169880), (1370, 158720), (1550, 140288), (1600, 135904), (1984, 109600), (2048, 106175), (2192, 99200), (2480, 87680), (2560, 84940), (2740, 79360), (3100, 70144), (3200, 67952), (3425, 63488), (3968, 54800), (4247, 51200), (4384, 49600), (4960, 43840), (5120, 42470), (5480, 39680), (6200, 35072), (6400, 33976), (6850, 31744), (7936, 27400), (8494, 25600), (8768, 24800), (9920, 21920), (10240, 21235), (10960, 19840), (12400, 17536), (12800, 16988), (13700, 15872)]