393181440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:377

約数の個数: 288

約数和(自身を含む): 1403982720

約数和(自身を除く): 1010801280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 256, 272, 285, 304, 317, 320, 323, 340, 380, 384, 408, 456, 480, 510, 544, 570, 608, 634, 640, 646, 680, 760, 768, 816, 912, 951, 960, 969, 1020, 1088, 1140, 1216, 1268, 1280, 1292, 1360, 1520, 1585, 1615, 1632, 1824, 1902, 1920, 1938, 2040, 2176, 2280, 2432, 2536, 2584, 2720, 3040, 3170, 3230, 3264, 3648, 3804, 3840, 3876, 4080, 4352, 4560, 4755, 4845, 4864, 5072, 5168, 5389, 5440, 6023, 6080, 6340, 6460, 6528, 7296, 7608, 7752, 8160, 9120, 9510, 9690, 10144, 10336, 10778, 10880, 12046, 12160, 12680, 12920, 13056, 14592, 15216, 15504, 16167, 16320, 18069, 18240, 19020, 19380, 20288, 20672, 21556, 21760, 24092, 24320, 25360, 25840, 26945, 30115, 30432, 31008, 32334, 32640, 36138, 36480, 38040, 38760, 40576, 41344, 43112, 48184, 50720, 51680, 53890, 60230, 60864, 62016, 64668, 65280, 72276, 72960, 76080, 77520, 80835, 81152, 82688, 86224, 90345, 96368, 101440, 102391, 103360, 107780, 120460, 121728, 124032, 129336, 144552, 152160, 155040, 161670, 172448, 180690, 192736, 202880, 204782, 206720, 215560, 240920, 243456, 248064, 258672, 289104, 304320, 307173, 310080, 323340, 344896, 361380, 385472, 405760, 409564, 413440, 431120, 481840, 511955, 517344, 578208, 608640, 614346, 620160, 646680, 689792, 722760, 770944, 819128, 862240, 963680, 1023910, 1034688, 1156416, 1217280, 1228692, 1240320, 1293360, 1379584, 1445520, 1535865, 1541888, 1638256, 1724480, 1927360, 2047820, 2069376, 2312832, 2457384, 2586720, 2891040, 3071730, 3276512, 3448960, 3854720, 4095640, 4138752, 4625664, 4914768, 5173440, 5782080, 6143460, 6553024, 6897920, 7709440, 8191280, 9829536, 10346880, 11564160, 12286920, 13106048, 16382560, 19659072, 20693760, 23128320, 24573840, 26212096, 32765120, 39318144, 49147680, 65530240, 78636288, 98295360, 131060480, 196590720, 393181440]

約数ペア:

[(1, 393181440), (2, 196590720), (3, 131060480), (4, 98295360), (5, 78636288), (6, 65530240), (8, 49147680), (10, 39318144), (12, 32765120), (15, 26212096), (16, 24573840), (17, 23128320), (19, 20693760), (20, 19659072), (24, 16382560), (30, 13106048), (32, 12286920), (34, 11564160), (38, 10346880), (40, 9829536), (48, 8191280), (51, 7709440), (57, 6897920), (60, 6553024), (64, 6143460), (68, 5782080), (76, 5173440), (80, 4914768), (85, 4625664), (95, 4138752), (96, 4095640), (102, 3854720), (114, 3448960), (120, 3276512), (128, 3071730), (136, 2891040), (152, 2586720), (160, 2457384), (170, 2312832), (190, 2069376), (192, 2047820), (204, 1927360), (228, 1724480), (240, 1638256), (255, 1541888), (256, 1535865), (272, 1445520), (285, 1379584), (304, 1293360), (317, 1240320), (320, 1228692), (323, 1217280), (340, 1156416), (380, 1034688), (384, 1023910), (408, 963680), (456, 862240), (480, 819128), (510, 770944), (544, 722760), (570, 689792), (608, 646680), (634, 620160), (640, 614346), (646, 608640), (680, 578208), (760, 517344), (768, 511955), (816, 481840), (912, 431120), (951, 413440), (960, 409564), (969, 405760), (1020, 385472), (1088, 361380), (1140, 344896), (1216, 323340), (1268, 310080), (1280, 307173), (1292, 304320), (1360, 289104), (1520, 258672), (1585, 248064), (1615, 243456), (1632, 240920), (1824, 215560), (1902, 206720), (1920, 204782), (1938, 202880), (2040, 192736), (2176, 180690), (2280, 172448), (2432, 161670), (2536, 155040), (2584, 152160), (2720, 144552), (3040, 129336), (3170, 124032), (3230, 121728), (3264, 120460), (3648, 107780), (3804, 103360), (3840, 102391), (3876, 101440), (4080, 96368), (4352, 90345), (4560, 86224), (4755, 82688), (4845, 81152), (4864, 80835), (5072, 77520), (5168, 76080), (5389, 72960), (5440, 72276), (6023, 65280), (6080, 64668), (6340, 62016), (6460, 60864), (6528, 60230), (7296, 53890), (7608, 51680), (7752, 50720), (8160, 48184), (9120, 43112), (9510, 41344), (9690, 40576), (10144, 38760), (10336, 38040), (10778, 36480), (10880, 36138), (12046, 32640), (12160, 32334), (12680, 31008), (12920, 30432), (13056, 30115), (14592, 26945), (15216, 25840), (15504, 25360), (16167, 24320), (16320, 24092), (18069, 21760), (18240, 21556), (19020, 20672), (19380, 20288)]