490127360

素因数分解:

$2^{14}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 1220505216

約数和(自身を除く): 730377856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 193, 248, 256, 310, 320, 386, 496, 512, 620, 640, 772, 965, 992, 1024, 1240, 1280, 1544, 1930, 1984, 2048, 2480, 2560, 3088, 3860, 3968, 4096, 4960, 5120, 5983, 6176, 7720, 7936, 8192, 9920, 10240, 11966, 12352, 15440, 15872, 16384, 19840, 20480, 23932, 24704, 29915, 30880, 31744, 39680, 40960, 47864, 49408, 59830, 61760, 63488, 79360, 81920, 95728, 98816, 119660, 123520, 126976, 158720, 191456, 197632, 239320, 247040, 253952, 317440, 382912, 395264, 478640, 494080, 507904, 634880, 765824, 790528, 957280, 988160, 1269760, 1531648, 1581056, 1914560, 1976320, 2539520, 3063296, 3162112, 3829120, 3952640, 6126592, 7658240, 7905280, 12253184, 15316480, 15810560, 24506368, 30632960, 49012736, 61265920, 98025472, 122531840, 245063680, 490127360]

約数ペア:

[(1, 490127360), (2, 245063680), (4, 122531840), (5, 98025472), (8, 61265920), (10, 49012736), (16, 30632960), (20, 24506368), (31, 15810560), (32, 15316480), (40, 12253184), (62, 7905280), (64, 7658240), (80, 6126592), (124, 3952640), (128, 3829120), (155, 3162112), (160, 3063296), (193, 2539520), (248, 1976320), (256, 1914560), (310, 1581056), (320, 1531648), (386, 1269760), (496, 988160), (512, 957280), (620, 790528), (640, 765824), (772, 634880), (965, 507904), (992, 494080), (1024, 478640), (1240, 395264), (1280, 382912), (1544, 317440), (1930, 253952), (1984, 247040), (2048, 239320), (2480, 197632), (2560, 191456), (3088, 158720), (3860, 126976), (3968, 123520), (4096, 119660), (4960, 98816), (5120, 95728), (5983, 81920), (6176, 79360), (7720, 63488), (7936, 61760), (8192, 59830), (9920, 49408), (10240, 47864), (11966, 40960), (12352, 39680), (15440, 31744), (15872, 30880), (16384, 29915), (19840, 24704), (20480, 23932)]