621296640

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 264

約数和(自身を含む): 2190617520

約数和(自身を除く): 1569320880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 97, 120, 128, 139, 144, 160, 180, 192, 194, 240, 256, 278, 288, 291, 320, 360, 384, 388, 417, 480, 485, 512, 556, 576, 582, 640, 695, 720, 768, 776, 834, 873, 960, 970, 1024, 1112, 1152, 1164, 1251, 1280, 1390, 1440, 1455, 1536, 1552, 1668, 1746, 1920, 1940, 2085, 2224, 2304, 2328, 2502, 2560, 2780, 2880, 2910, 3072, 3104, 3336, 3492, 3840, 3880, 4170, 4365, 4448, 4608, 4656, 5004, 5120, 5560, 5760, 5820, 6208, 6255, 6672, 6984, 7680, 7760, 8340, 8730, 8896, 9216, 9312, 10008, 11120, 11520, 11640, 12416, 12510, 13344, 13483, 13968, 15360, 15520, 16680, 17460, 17792, 18624, 20016, 22240, 23040, 23280, 24832, 25020, 26688, 26966, 27936, 31040, 33360, 34920, 35584, 37248, 40032, 40449, 44480, 46080, 46560, 49664, 50040, 53376, 53932, 55872, 62080, 66720, 67415, 69840, 71168, 74496, 80064, 80898, 88960, 93120, 99328, 100080, 106752, 107864, 111744, 121347, 124160, 133440, 134830, 139680, 142336, 148992, 160128, 161796, 177920, 186240, 200160, 202245, 213504, 215728, 223488, 242694, 248320, 266880, 269660, 279360, 297984, 320256, 323592, 355840, 372480, 400320, 404490, 427008, 431456, 446976, 485388, 496640, 533760, 539320, 558720, 606735, 640512, 647184, 711680, 744960, 800640, 808980, 862912, 893952, 970776, 1067520, 1078640, 1117440, 1213470, 1281024, 1294368, 1489920, 1601280, 1617960, 1725824, 1941552, 2135040, 2157280, 2234880, 2426940, 2588736, 3202560, 3235920, 3451648, 3883104, 4314560, 4469760, 4853880, 5177472, 6405120, 6471840, 6903296, 7766208, 8629120, 9707760, 10354944, 12943680, 13806592, 15532416, 17258240, 19415520, 20709888, 25887360, 31064832, 34516480, 38831040, 41419776, 51774720, 62129664, 69032960, 77662080, 103549440, 124259328, 155324160, 207098880, 310648320, 621296640]

約数ペア:

[(1, 621296640), (2, 310648320), (3, 207098880), (4, 155324160), (5, 124259328), (6, 103549440), (8, 77662080), (9, 69032960), (10, 62129664), (12, 51774720), (15, 41419776), (16, 38831040), (18, 34516480), (20, 31064832), (24, 25887360), (30, 20709888), (32, 19415520), (36, 17258240), (40, 15532416), (45, 13806592), (48, 12943680), (60, 10354944), (64, 9707760), (72, 8629120), (80, 7766208), (90, 6903296), (96, 6471840), (97, 6405120), (120, 5177472), (128, 4853880), (139, 4469760), (144, 4314560), (160, 3883104), (180, 3451648), (192, 3235920), (194, 3202560), (240, 2588736), (256, 2426940), (278, 2234880), (288, 2157280), (291, 2135040), (320, 1941552), (360, 1725824), (384, 1617960), (388, 1601280), (417, 1489920), (480, 1294368), (485, 1281024), (512, 1213470), (556, 1117440), (576, 1078640), (582, 1067520), (640, 970776), (695, 893952), (720, 862912), (768, 808980), (776, 800640), (834, 744960), (873, 711680), (960, 647184), (970, 640512), (1024, 606735), (1112, 558720), (1152, 539320), (1164, 533760), (1251, 496640), (1280, 485388), (1390, 446976), (1440, 431456), (1455, 427008), (1536, 404490), (1552, 400320), (1668, 372480), (1746, 355840), (1920, 323592), (1940, 320256), (2085, 297984), (2224, 279360), (2304, 269660), (2328, 266880), (2502, 248320), (2560, 242694), (2780, 223488), (2880, 215728), (2910, 213504), (3072, 202245), (3104, 200160), (3336, 186240), (3492, 177920), (3840, 161796), (3880, 160128), (4170, 148992), (4365, 142336), (4448, 139680), (4608, 134830), (4656, 133440), (5004, 124160), (5120, 121347), (5560, 111744), (5760, 107864), (5820, 106752), (6208, 100080), (6255, 99328), (6672, 93120), (6984, 88960), (7680, 80898), (7760, 80064), (8340, 74496), (8730, 71168), (8896, 69840), (9216, 67415), (9312, 66720), (10008, 62080), (11120, 55872), (11520, 53932), (11640, 53376), (12416, 50040), (12510, 49664), (13344, 46560), (13483, 46080), (13968, 44480), (15360, 40449), (15520, 40032), (16680, 37248), (17460, 35584), (17792, 34920), (18624, 33360), (20016, 31040), (22240, 27936), (23040, 26966), (23280, 26688), (24832, 25020)]