251422080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1481

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 735611520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1439, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2878, 2912, 3120, 3360, 3640, 4160, 4317, 4368, 4480, 4992, 5460, 5756, 5824, 6240, 6720, 7195, 7280, 8320, 8634, 8736, 10073, 10920, 11512, 11648, 12480, 13440, 14390, 14560, 17268, 17472, 18707, 20146, 21585, 21840, 23024, 24960, 28780, 29120, 30219, 34536, 34944, 37414, 40292, 43170, 43680, 46048, 50365, 56121, 57560, 58240, 60438, 69072, 74828, 80584, 86340, 87360, 92096, 93535, 100730, 112242, 115120, 120876, 130949, 138144, 149656, 151095, 161168, 172680, 174720, 184192, 187070, 201460, 224484, 230240, 241752, 261898, 276288, 280605, 299312, 302190, 322336, 345360, 374140, 392847, 402920, 448968, 460480, 483504, 523796, 552576, 561210, 598624, 604380, 644672, 654745, 690720, 748280, 785694, 805840, 897936, 920960, 967008, 1047592, 1122420, 1197248, 1208760, 1289344, 1309490, 1381440, 1496560, 1571388, 1611680, 1795872, 1934016, 1964235, 2095184, 2244840, 2394496, 2417520, 2618980, 2762880, 2993120, 3142776, 3223360, 3591744, 3868032, 3928470, 4190368, 4489680, 4835040, 5237960, 5986240, 6285552, 6446720, 7183488, 7856940, 8380736, 8979360, 9670080, 10475920, 11972480, 12571104, 15713880, 16761472, 17958720, 19340160, 20951840, 25142208, 31427760, 35917440, 41903680, 50284416, 62855520, 83807360, 125711040, 251422080]

約数ペア:

[(1, 251422080), (2, 125711040), (3, 83807360), (4, 62855520), (5, 50284416), (6, 41903680), (7, 35917440), (8, 31427760), (10, 25142208), (12, 20951840), (13, 19340160), (14, 17958720), (15, 16761472), (16, 15713880), (20, 12571104), (21, 11972480), (24, 10475920), (26, 9670080), (28, 8979360), (30, 8380736), (32, 7856940), (35, 7183488), (39, 6446720), (40, 6285552), (42, 5986240), (48, 5237960), (52, 4835040), (56, 4489680), (60, 4190368), (64, 3928470), (65, 3868032), (70, 3591744), (78, 3223360), (80, 3142776), (84, 2993120), (91, 2762880), (96, 2618980), (104, 2417520), (105, 2394496), (112, 2244840), (120, 2095184), (128, 1964235), (130, 1934016), (140, 1795872), (156, 1611680), (160, 1571388), (168, 1496560), (182, 1381440), (192, 1309490), (195, 1289344), (208, 1208760), (210, 1197248), (224, 1122420), (240, 1047592), (260, 967008), (273, 920960), (280, 897936), (312, 805840), (320, 785694), (336, 748280), (364, 690720), (384, 654745), (390, 644672), (416, 604380), (420, 598624), (448, 561210), (455, 552576), (480, 523796), (520, 483504), (546, 460480), (560, 448968), (624, 402920), (640, 392847), (672, 374140), (728, 345360), (780, 322336), (832, 302190), (840, 299312), (896, 280605), (910, 276288), (960, 261898), (1040, 241752), (1092, 230240), (1120, 224484), (1248, 201460), (1344, 187070), (1365, 184192), (1439, 174720), (1456, 172680), (1560, 161168), (1664, 151095), (1680, 149656), (1820, 138144), (1920, 130949), (2080, 120876), (2184, 115120), (2240, 112242), (2496, 100730), (2688, 93535), (2730, 92096), (2878, 87360), (2912, 86340), (3120, 80584), (3360, 74828), (3640, 69072), (4160, 60438), (4317, 58240), (4368, 57560), (4480, 56121), (4992, 50365), (5460, 46048), (5756, 43680), (5824, 43170), (6240, 40292), (6720, 37414), (7195, 34944), (7280, 34536), (8320, 30219), (8634, 29120), (8736, 28780), (10073, 24960), (10920, 23024), (11512, 21840), (11648, 21585), (12480, 20146), (13440, 18707), (14390, 17472), (14560, 17268)]