306329600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 788074560

約数和(自身を除く): 481744960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 193, 200, 248, 256, 310, 320, 386, 400, 496, 512, 620, 640, 772, 775, 800, 965, 992, 1024, 1240, 1280, 1544, 1550, 1600, 1930, 1984, 2048, 2480, 2560, 3088, 3100, 3200, 3860, 3968, 4825, 4960, 5120, 5983, 6176, 6200, 6400, 7720, 7936, 9650, 9920, 10240, 11966, 12352, 12400, 12800, 15440, 15872, 19300, 19840, 23932, 24704, 24800, 25600, 29915, 30880, 31744, 38600, 39680, 47864, 49408, 49600, 51200, 59830, 61760, 63488, 77200, 79360, 95728, 98816, 99200, 119660, 123520, 149575, 154400, 158720, 191456, 197632, 198400, 239320, 247040, 299150, 308800, 317440, 382912, 395264, 396800, 478640, 494080, 598300, 617600, 765824, 793600, 957280, 988160, 1196600, 1235200, 1531648, 1587200, 1914560, 1976320, 2393200, 2470400, 3063296, 3829120, 4786400, 4940800, 6126592, 7658240, 9572800, 9881600, 12253184, 15316480, 19145600, 30632960, 38291200, 61265920, 76582400, 153164800, 306329600]

約数ペア:

[(1, 306329600), (2, 153164800), (4, 76582400), (5, 61265920), (8, 38291200), (10, 30632960), (16, 19145600), (20, 15316480), (25, 12253184), (31, 9881600), (32, 9572800), (40, 7658240), (50, 6126592), (62, 4940800), (64, 4786400), (80, 3829120), (100, 3063296), (124, 2470400), (128, 2393200), (155, 1976320), (160, 1914560), (193, 1587200), (200, 1531648), (248, 1235200), (256, 1196600), (310, 988160), (320, 957280), (386, 793600), (400, 765824), (496, 617600), (512, 598300), (620, 494080), (640, 478640), (772, 396800), (775, 395264), (800, 382912), (965, 317440), (992, 308800), (1024, 299150), (1240, 247040), (1280, 239320), (1544, 198400), (1550, 197632), (1600, 191456), (1930, 158720), (1984, 154400), (2048, 149575), (2480, 123520), (2560, 119660), (3088, 99200), (3100, 98816), (3200, 95728), (3860, 79360), (3968, 77200), (4825, 63488), (4960, 61760), (5120, 59830), (5983, 51200), (6176, 49600), (6200, 49408), (6400, 47864), (7720, 39680), (7936, 38600), (9650, 31744), (9920, 30880), (10240, 29915), (11966, 25600), (12352, 24800), (12400, 24704), (12800, 23932), (15440, 19840), (15872, 19300)]