641310720

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 224

約数和(自身を含む): 2179856448

約数和(自身を除く): 1538545728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 307, 320, 340, 384, 408, 480, 510, 512, 544, 614, 640, 680, 768, 816, 921, 960, 1020, 1024, 1088, 1228, 1280, 1360, 1535, 1536, 1632, 1842, 1920, 2040, 2048, 2176, 2456, 2560, 2720, 3070, 3072, 3264, 3684, 3840, 4080, 4096, 4352, 4605, 4912, 5120, 5219, 5440, 6140, 6144, 6528, 7368, 7680, 8160, 8192, 8704, 9210, 9824, 10240, 10438, 10880, 12280, 12288, 13056, 14736, 15360, 15657, 16320, 17408, 18420, 19648, 20480, 20876, 21760, 24560, 24576, 26095, 26112, 29472, 30720, 31314, 32640, 34816, 36840, 39296, 40960, 41752, 43520, 49120, 52190, 52224, 58944, 61440, 62628, 65280, 69632, 73680, 78285, 78592, 83504, 87040, 98240, 104380, 104448, 117888, 122880, 125256, 130560, 139264, 147360, 156570, 157184, 167008, 174080, 196480, 208760, 208896, 235776, 250512, 261120, 294720, 313140, 314368, 334016, 348160, 392960, 417520, 417792, 471552, 501024, 522240, 589440, 626280, 628736, 668032, 696320, 785920, 835040, 943104, 1002048, 1044480, 1178880, 1252560, 1257472, 1336064, 1571840, 1670080, 1886208, 2004096, 2088960, 2357760, 2505120, 2514944, 2672128, 3143680, 3340160, 3772416, 4008192, 4715520, 5010240, 5344256, 6287360, 6680320, 7544832, 8016384, 9431040, 10020480, 10688512, 12574720, 13360640, 16032768, 18862080, 20040960, 21377024, 26721280, 32065536, 37724160, 40081920, 42754048, 53442560, 64131072, 80163840, 106885120, 128262144, 160327680, 213770240, 320655360, 641310720]

約数ペア:

[(1, 641310720), (2, 320655360), (3, 213770240), (4, 160327680), (5, 128262144), (6, 106885120), (8, 80163840), (10, 64131072), (12, 53442560), (15, 42754048), (16, 40081920), (17, 37724160), (20, 32065536), (24, 26721280), (30, 21377024), (32, 20040960), (34, 18862080), (40, 16032768), (48, 13360640), (51, 12574720), (60, 10688512), (64, 10020480), (68, 9431040), (80, 8016384), (85, 7544832), (96, 6680320), (102, 6287360), (120, 5344256), (128, 5010240), (136, 4715520), (160, 4008192), (170, 3772416), (192, 3340160), (204, 3143680), (240, 2672128), (255, 2514944), (256, 2505120), (272, 2357760), (307, 2088960), (320, 2004096), (340, 1886208), (384, 1670080), (408, 1571840), (480, 1336064), (510, 1257472), (512, 1252560), (544, 1178880), (614, 1044480), (640, 1002048), (680, 943104), (768, 835040), (816, 785920), (921, 696320), (960, 668032), (1020, 628736), (1024, 626280), (1088, 589440), (1228, 522240), (1280, 501024), (1360, 471552), (1535, 417792), (1536, 417520), (1632, 392960), (1842, 348160), (1920, 334016), (2040, 314368), (2048, 313140), (2176, 294720), (2456, 261120), (2560, 250512), (2720, 235776), (3070, 208896), (3072, 208760), (3264, 196480), (3684, 174080), (3840, 167008), (4080, 157184), (4096, 156570), (4352, 147360), (4605, 139264), (4912, 130560), (5120, 125256), (5219, 122880), (5440, 117888), (6140, 104448), (6144, 104380), (6528, 98240), (7368, 87040), (7680, 83504), (8160, 78592), (8192, 78285), (8704, 73680), (9210, 69632), (9824, 65280), (10240, 62628), (10438, 61440), (10880, 58944), (12280, 52224), (12288, 52190), (13056, 49120), (14736, 43520), (15360, 41752), (15657, 40960), (16320, 39296), (17408, 36840), (18420, 34816), (19648, 32640), (20480, 31314), (20876, 30720), (21760, 29472), (24560, 26112), (24576, 26095)]