283354880

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 723281664

約数和(自身を除く): 439926784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 193, 248, 256, 296, 310, 320, 370, 386, 496, 592, 620, 640, 740, 772, 965, 992, 1147, 1184, 1240, 1280, 1480, 1544, 1930, 1984, 2294, 2368, 2480, 2960, 3088, 3860, 3968, 4588, 4736, 4960, 5735, 5920, 5983, 6176, 7141, 7720, 7936, 9176, 9472, 9920, 11470, 11840, 11966, 12352, 14282, 15440, 18352, 19840, 22940, 23680, 23932, 24704, 28564, 29915, 30880, 35705, 36704, 39680, 45880, 47360, 47864, 49408, 57128, 59830, 61760, 71410, 73408, 91760, 95728, 114256, 119660, 123520, 142820, 146816, 183520, 191456, 221371, 228512, 239320, 247040, 285640, 293632, 367040, 382912, 442742, 457024, 478640, 571280, 734080, 765824, 885484, 914048, 957280, 1106855, 1142560, 1468160, 1531648, 1770968, 1828096, 1914560, 2213710, 2285120, 3541936, 3829120, 4427420, 4570240, 7083872, 7658240, 8854840, 9140480, 14167744, 17709680, 28335488, 35419360, 56670976, 70838720, 141677440, 283354880]

約数ペア:

[(1, 283354880), (2, 141677440), (4, 70838720), (5, 56670976), (8, 35419360), (10, 28335488), (16, 17709680), (20, 14167744), (31, 9140480), (32, 8854840), (37, 7658240), (40, 7083872), (62, 4570240), (64, 4427420), (74, 3829120), (80, 3541936), (124, 2285120), (128, 2213710), (148, 1914560), (155, 1828096), (160, 1770968), (185, 1531648), (193, 1468160), (248, 1142560), (256, 1106855), (296, 957280), (310, 914048), (320, 885484), (370, 765824), (386, 734080), (496, 571280), (592, 478640), (620, 457024), (640, 442742), (740, 382912), (772, 367040), (965, 293632), (992, 285640), (1147, 247040), (1184, 239320), (1240, 228512), (1280, 221371), (1480, 191456), (1544, 183520), (1930, 146816), (1984, 142820), (2294, 123520), (2368, 119660), (2480, 114256), (2960, 95728), (3088, 91760), (3860, 73408), (3968, 71410), (4588, 61760), (4736, 59830), (4960, 57128), (5735, 49408), (5920, 47864), (5983, 47360), (6176, 45880), (7141, 39680), (7720, 36704), (7936, 35705), (9176, 30880), (9472, 29915), (9920, 28564), (11470, 24704), (11840, 23932), (11966, 23680), (12352, 22940), (14282, 19840), (15440, 18352)]