254636480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 224

約数和(自身を含む): 756879360

約数和(自身を除く): 502242880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 160, 190, 193, 217, 224, 248, 266, 280, 304, 310, 320, 380, 386, 434, 448, 496, 532, 560, 589, 608, 620, 665, 760, 772, 868, 965, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1330, 1351, 1520, 1544, 1736, 1930, 1984, 2128, 2170, 2240, 2356, 2480, 2660, 2702, 2945, 3040, 3088, 3472, 3667, 3860, 4123, 4256, 4340, 4712, 4960, 5320, 5404, 5890, 5983, 6080, 6176, 6755, 6944, 7334, 7720, 8246, 8512, 8680, 9424, 9920, 10640, 10808, 11780, 11966, 12352, 13510, 13888, 14668, 15440, 16492, 17360, 18335, 18848, 20615, 21280, 21616, 23560, 23932, 25669, 27020, 29336, 29915, 30880, 32984, 34720, 36670, 37696, 41230, 41881, 42560, 43232, 47120, 47864, 51338, 54040, 58672, 59830, 61760, 65968, 69440, 73340, 82460, 83762, 86464, 94240, 95728, 102676, 108080, 113677, 117344, 119660, 128345, 131936, 146680, 164920, 167524, 188480, 191456, 205352, 209405, 216160, 227354, 234688, 239320, 256690, 263872, 293360, 329840, 335048, 382912, 410704, 418810, 432320, 454708, 478640, 513380, 568385, 586720, 659680, 670096, 795739, 821408, 837620, 909416, 957280, 1026760, 1136770, 1173440, 1319360, 1340192, 1591478, 1642816, 1675240, 1818832, 1914560, 2053520, 2273540, 2680384, 3182956, 3350480, 3637664, 3978695, 4107040, 4547080, 6365912, 6700960, 7275328, 7957390, 8214080, 9094160, 12731824, 13401920, 15914780, 18188320, 25463648, 31829560, 36376640, 50927296, 63659120, 127318240, 254636480]

約数ペア:

[(1, 254636480), (2, 127318240), (4, 63659120), (5, 50927296), (7, 36376640), (8, 31829560), (10, 25463648), (14, 18188320), (16, 15914780), (19, 13401920), (20, 12731824), (28, 9094160), (31, 8214080), (32, 7957390), (35, 7275328), (38, 6700960), (40, 6365912), (56, 4547080), (62, 4107040), (64, 3978695), (70, 3637664), (76, 3350480), (80, 3182956), (95, 2680384), (112, 2273540), (124, 2053520), (133, 1914560), (140, 1818832), (152, 1675240), (155, 1642816), (160, 1591478), (190, 1340192), (193, 1319360), (217, 1173440), (224, 1136770), (248, 1026760), (266, 957280), (280, 909416), (304, 837620), (310, 821408), (320, 795739), (380, 670096), (386, 659680), (434, 586720), (448, 568385), (496, 513380), (532, 478640), (560, 454708), (589, 432320), (608, 418810), (620, 410704), (665, 382912), (760, 335048), (772, 329840), (868, 293360), (965, 263872), (992, 256690), (1064, 239320), (1085, 234688), (1120, 227354), (1178, 216160), (1216, 209405), (1240, 205352), (1330, 191456), (1351, 188480), (1520, 167524), (1544, 164920), (1736, 146680), (1930, 131936), (1984, 128345), (2128, 119660), (2170, 117344), (2240, 113677), (2356, 108080), (2480, 102676), (2660, 95728), (2702, 94240), (2945, 86464), (3040, 83762), (3088, 82460), (3472, 73340), (3667, 69440), (3860, 65968), (4123, 61760), (4256, 59830), (4340, 58672), (4712, 54040), (4960, 51338), (5320, 47864), (5404, 47120), (5890, 43232), (5983, 42560), (6080, 41881), (6176, 41230), (6755, 37696), (6944, 36670), (7334, 34720), (7720, 32984), (8246, 30880), (8512, 29915), (8680, 29336), (9424, 27020), (9920, 25669), (10640, 23932), (10808, 23560), (11780, 21616), (11966, 21280), (12352, 20615), (13510, 18848), (13888, 18335), (14668, 17360), (15440, 16492)]