248920320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 288

約数和(自身を含む): 890072064

約数和(自身を除く): 641151744

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, 71, 80, 83, 88, 96, 110, 120, 128, 132, 142, 160, 165, 166, 176, 192, 213, 220, 240, 249, 256, 264, 284, 320, 330, 332, 352, 355, 384, 415, 426, 440, 480, 498, 528, 568, 640, 660, 664, 704, 710, 768, 781, 830, 852, 880, 913, 960, 996, 1056, 1065, 1136, 1245, 1280, 1320, 1328, 1408, 1420, 1562, 1660, 1704, 1760, 1826, 1920, 1992, 2112, 2130, 2272, 2343, 2490, 2640, 2656, 2739, 2816, 2840, 3124, 3320, 3408, 3520, 3652, 3840, 3905, 3984, 4224, 4260, 4544, 4565, 4686, 4980, 5280, 5312, 5478, 5680, 5893, 6248, 6640, 6816, 7040, 7304, 7810, 7968, 8448, 8520, 9088, 9130, 9372, 9960, 10560, 10624, 10956, 11360, 11715, 11786, 12496, 13280, 13632, 13695, 14080, 14608, 15620, 15936, 17040, 17679, 18176, 18260, 18744, 19920, 21120, 21248, 21912, 22720, 23430, 23572, 24992, 26560, 27264, 27390, 29216, 29465, 31240, 31872, 34080, 35358, 36520, 37488, 39840, 42240, 43824, 45440, 46860, 47144, 49984, 53120, 54528, 54780, 58432, 58930, 62480, 63744, 64823, 68160, 70716, 73040, 74976, 79680, 87648, 88395, 90880, 93720, 94288, 99968, 106240, 109560, 116864, 117860, 124960, 129646, 136320, 141432, 146080, 149952, 159360, 175296, 176790, 187440, 188576, 194469, 199936, 219120, 233728, 235720, 249920, 259292, 272640, 282864, 292160, 299904, 318720, 324115, 350592, 353580, 374880, 377152, 388938, 438240, 471440, 499840, 518584, 565728, 584320, 599808, 648230, 701184, 707160, 749760, 754304, 777876, 876480, 942880, 972345, 999680, 1037168, 1131456, 1168640, 1296460, 1414320, 1499520, 1508608, 1555752, 1752960, 1885760, 1944690, 2074336, 2262912, 2592920, 2828640, 2999040, 3111504, 3505920, 3771520, 3889380, 4148672, 4525824, 5185840, 5657280, 6223008, 7543040, 7778760, 8297344, 10371680, 11314560, 12446016, 15557520, 16594688, 20743360, 22629120, 24892032, 31115040, 41486720, 49784064, 62230080, 82973440, 124460160, 248920320]

約数ペア:

[(1, 248920320), (2, 124460160), (3, 82973440), (4, 62230080), (5, 49784064), (6, 41486720), (8, 31115040), (10, 24892032), (11, 22629120), (12, 20743360), (15, 16594688), (16, 15557520), (20, 12446016), (22, 11314560), (24, 10371680), (30, 8297344), (32, 7778760), (33, 7543040), (40, 6223008), (44, 5657280), (48, 5185840), (55, 4525824), (60, 4148672), (64, 3889380), (66, 3771520), (71, 3505920), (80, 3111504), (83, 2999040), (88, 2828640), (96, 2592920), (110, 2262912), (120, 2074336), (128, 1944690), (132, 1885760), (142, 1752960), (160, 1555752), (165, 1508608), (166, 1499520), (176, 1414320), (192, 1296460), (213, 1168640), (220, 1131456), (240, 1037168), (249, 999680), (256, 972345), (264, 942880), (284, 876480), (320, 777876), (330, 754304), (332, 749760), (352, 707160), (355, 701184), (384, 648230), (415, 599808), (426, 584320), (440, 565728), (480, 518584), (498, 499840), (528, 471440), (568, 438240), (640, 388938), (660, 377152), (664, 374880), (704, 353580), (710, 350592), (768, 324115), (781, 318720), (830, 299904), (852, 292160), (880, 282864), (913, 272640), (960, 259292), (996, 249920), (1056, 235720), (1065, 233728), (1136, 219120), (1245, 199936), (1280, 194469), (1320, 188576), (1328, 187440), (1408, 176790), (1420, 175296), (1562, 159360), (1660, 149952), (1704, 146080), (1760, 141432), (1826, 136320), (1920, 129646), (1992, 124960), (2112, 117860), (2130, 116864), (2272, 109560), (2343, 106240), (2490, 99968), (2640, 94288), (2656, 93720), (2739, 90880), (2816, 88395), (2840, 87648), (3124, 79680), (3320, 74976), (3408, 73040), (3520, 70716), (3652, 68160), (3840, 64823), (3905, 63744), (3984, 62480), (4224, 58930), (4260, 58432), (4544, 54780), (4565, 54528), (4686, 53120), (4980, 49984), (5280, 47144), (5312, 46860), (5478, 45440), (5680, 43824), (5893, 42240), (6248, 39840), (6640, 37488), (6816, 36520), (7040, 35358), (7304, 34080), (7810, 31872), (7968, 31240), (8448, 29465), (8520, 29216), (9088, 27390), (9130, 27264), (9372, 26560), (9960, 24992), (10560, 23572), (10624, 23430), (10956, 22720), (11360, 21912), (11715, 21248), (11786, 21120), (12496, 19920), (13280, 18744), (13632, 18260), (13695, 18176), (14080, 17679), (14608, 17040), (15620, 15936)]