163421440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 288

約数和(自身を含む): 510967296

約数和(自身を除く): 347545856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 52, 56, 61, 64, 65, 70, 80, 91, 92, 104, 112, 115, 122, 128, 130, 140, 160, 161, 182, 184, 208, 224, 230, 244, 256, 260, 280, 299, 305, 320, 322, 364, 368, 416, 427, 448, 455, 460, 488, 520, 560, 598, 610, 640, 644, 728, 736, 793, 805, 832, 854, 896, 910, 920, 976, 1040, 1120, 1196, 1220, 1280, 1288, 1403, 1456, 1472, 1495, 1586, 1610, 1664, 1708, 1792, 1820, 1840, 1952, 2080, 2093, 2135, 2240, 2392, 2440, 2576, 2806, 2912, 2944, 2990, 3172, 3220, 3328, 3416, 3640, 3680, 3904, 3965, 4160, 4186, 4270, 4480, 4784, 4880, 5152, 5551, 5612, 5824, 5888, 5980, 6344, 6440, 6832, 7015, 7280, 7360, 7808, 7930, 8320, 8372, 8540, 8960, 9568, 9760, 9821, 10304, 10465, 11102, 11224, 11648, 11960, 12688, 12880, 13664, 14030, 14560, 14720, 15616, 15860, 16640, 16744, 17080, 18239, 19136, 19520, 19642, 20608, 20930, 22204, 22448, 23296, 23920, 25376, 25760, 27328, 27755, 28060, 29120, 29440, 31720, 33488, 34160, 36478, 38272, 39040, 39284, 41216, 41860, 44408, 44896, 47840, 49105, 50752, 51520, 54656, 55510, 56120, 58240, 63440, 66976, 68320, 72956, 76544, 78080, 78568, 83720, 88816, 89792, 91195, 95680, 98210, 101504, 103040, 109312, 111020, 112240, 116480, 126880, 127673, 133952, 136640, 145912, 157136, 167440, 177632, 179584, 182390, 191360, 196420, 203008, 206080, 222040, 224480, 253760, 255346, 267904, 273280, 291824, 314272, 334880, 355264, 359168, 364780, 382720, 392840, 444080, 448960, 507520, 510692, 535808, 546560, 583648, 628544, 638365, 669760, 710528, 729560, 785680, 888160, 897920, 1015040, 1021384, 1167296, 1257088, 1276730, 1339520, 1421056, 1459120, 1571360, 1776320, 1795840, 2042768, 2334592, 2514176, 2553460, 2679040, 2918240, 3142720, 3552640, 4085536, 4669184, 5106920, 5836480, 6285440, 7105280, 8171072, 10213840, 11672960, 12570880, 16342144, 20427680, 23345920, 32684288, 40855360, 81710720, 163421440]

約数ペア:

[(1, 163421440), (2, 81710720), (4, 40855360), (5, 32684288), (7, 23345920), (8, 20427680), (10, 16342144), (13, 12570880), (14, 11672960), (16, 10213840), (20, 8171072), (23, 7105280), (26, 6285440), (28, 5836480), (32, 5106920), (35, 4669184), (40, 4085536), (46, 3552640), (52, 3142720), (56, 2918240), (61, 2679040), (64, 2553460), (65, 2514176), (70, 2334592), (80, 2042768), (91, 1795840), (92, 1776320), (104, 1571360), (112, 1459120), (115, 1421056), (122, 1339520), (128, 1276730), (130, 1257088), (140, 1167296), (160, 1021384), (161, 1015040), (182, 897920), (184, 888160), (208, 785680), (224, 729560), (230, 710528), (244, 669760), (256, 638365), (260, 628544), (280, 583648), (299, 546560), (305, 535808), (320, 510692), (322, 507520), (364, 448960), (368, 444080), (416, 392840), (427, 382720), (448, 364780), (455, 359168), (460, 355264), (488, 334880), (520, 314272), (560, 291824), (598, 273280), (610, 267904), (640, 255346), (644, 253760), (728, 224480), (736, 222040), (793, 206080), (805, 203008), (832, 196420), (854, 191360), (896, 182390), (910, 179584), (920, 177632), (976, 167440), (1040, 157136), (1120, 145912), (1196, 136640), (1220, 133952), (1280, 127673), (1288, 126880), (1403, 116480), (1456, 112240), (1472, 111020), (1495, 109312), (1586, 103040), (1610, 101504), (1664, 98210), (1708, 95680), (1792, 91195), (1820, 89792), (1840, 88816), (1952, 83720), (2080, 78568), (2093, 78080), (2135, 76544), (2240, 72956), (2392, 68320), (2440, 66976), (2576, 63440), (2806, 58240), (2912, 56120), (2944, 55510), (2990, 54656), (3172, 51520), (3220, 50752), (3328, 49105), (3416, 47840), (3640, 44896), (3680, 44408), (3904, 41860), (3965, 41216), (4160, 39284), (4186, 39040), (4270, 38272), (4480, 36478), (4784, 34160), (4880, 33488), (5152, 31720), (5551, 29440), (5612, 29120), (5824, 28060), (5888, 27755), (5980, 27328), (6344, 25760), (6440, 25376), (6832, 23920), (7015, 23296), (7280, 22448), (7360, 22204), (7808, 20930), (7930, 20608), (8320, 19642), (8372, 19520), (8540, 19136), (8960, 18239), (9568, 17080), (9760, 16744), (9821, 16640), (10304, 15860), (10465, 15616), (11102, 14720), (11224, 14560), (11648, 14030), (11960, 13664), (12688, 12880)]