251370240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{541}}^1$

素因数の和:587

約数の個数: 216

約数和(自身を含む): 884062704

約数和(自身を除く): 632692464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 160, 165, 176, 192, 220, 240, 242, 256, 264, 320, 330, 352, 363, 384, 440, 480, 484, 528, 541, 605, 640, 660, 704, 726, 768, 880, 960, 968, 1056, 1082, 1210, 1280, 1320, 1408, 1452, 1623, 1760, 1815, 1920, 1936, 2112, 2164, 2420, 2640, 2705, 2816, 2904, 3246, 3520, 3630, 3840, 3872, 4224, 4328, 4840, 5280, 5410, 5808, 5951, 6492, 7040, 7260, 7744, 8115, 8448, 8656, 9680, 10560, 10820, 11616, 11902, 12984, 14080, 14520, 15488, 16230, 17312, 17853, 19360, 21120, 21640, 23232, 23804, 25968, 29040, 29755, 30976, 32460, 34624, 35706, 38720, 42240, 43280, 46464, 47608, 51936, 58080, 59510, 64920, 65461, 69248, 71412, 77440, 86560, 89265, 92928, 95216, 103872, 116160, 119020, 129840, 130922, 138496, 142824, 154880, 173120, 178530, 190432, 196383, 207744, 232320, 238040, 259680, 261844, 285648, 327305, 346240, 357060, 380864, 392766, 415488, 464640, 476080, 519360, 523688, 571296, 654610, 692480, 714120, 761728, 785532, 952160, 981915, 1038720, 1047376, 1142592, 1309220, 1428240, 1523456, 1571064, 1904320, 1963830, 2077440, 2094752, 2285184, 2618440, 2856480, 3142128, 3808640, 3927660, 4189504, 4570368, 5236880, 5712960, 6284256, 7617280, 7855320, 8379008, 10473760, 11425920, 12568512, 15710640, 16758016, 20947520, 22851840, 25137024, 31421280, 41895040, 50274048, 62842560, 83790080, 125685120, 251370240]

約数ペア:

[(1, 251370240), (2, 125685120), (3, 83790080), (4, 62842560), (5, 50274048), (6, 41895040), (8, 31421280), (10, 25137024), (11, 22851840), (12, 20947520), (15, 16758016), (16, 15710640), (20, 12568512), (22, 11425920), (24, 10473760), (30, 8379008), (32, 7855320), (33, 7617280), (40, 6284256), (44, 5712960), (48, 5236880), (55, 4570368), (60, 4189504), (64, 3927660), (66, 3808640), (80, 3142128), (88, 2856480), (96, 2618440), (110, 2285184), (120, 2094752), (121, 2077440), (128, 1963830), (132, 1904320), (160, 1571064), (165, 1523456), (176, 1428240), (192, 1309220), (220, 1142592), (240, 1047376), (242, 1038720), (256, 981915), (264, 952160), (320, 785532), (330, 761728), (352, 714120), (363, 692480), (384, 654610), (440, 571296), (480, 523688), (484, 519360), (528, 476080), (541, 464640), (605, 415488), (640, 392766), (660, 380864), (704, 357060), (726, 346240), (768, 327305), (880, 285648), (960, 261844), (968, 259680), (1056, 238040), (1082, 232320), (1210, 207744), (1280, 196383), (1320, 190432), (1408, 178530), (1452, 173120), (1623, 154880), (1760, 142824), (1815, 138496), (1920, 130922), (1936, 129840), (2112, 119020), (2164, 116160), (2420, 103872), (2640, 95216), (2705, 92928), (2816, 89265), (2904, 86560), (3246, 77440), (3520, 71412), (3630, 69248), (3840, 65461), (3872, 64920), (4224, 59510), (4328, 58080), (4840, 51936), (5280, 47608), (5410, 46464), (5808, 43280), (5951, 42240), (6492, 38720), (7040, 35706), (7260, 34624), (7744, 32460), (8115, 30976), (8448, 29755), (8656, 29040), (9680, 25968), (10560, 23804), (10820, 23232), (11616, 21640), (11902, 21120), (12984, 19360), (14080, 17853), (14520, 17312), (15488, 16230)]