401936640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:837

約数の個数: 288

約数和(自身を含む): 1546245120

約数和(自身を除く): 1144308480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 256, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 768, 787, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1280, 1330, 1344, 1520, 1574, 1596, 1680, 1792, 1824, 1920, 1995, 2128, 2240, 2280, 2361, 2432, 2660, 2688, 3040, 3148, 3192, 3360, 3648, 3840, 3935, 3990, 4256, 4480, 4560, 4722, 4864, 5320, 5376, 5509, 6080, 6296, 6384, 6720, 7296, 7870, 7980, 8512, 8960, 9120, 9444, 10640, 11018, 11805, 12160, 12592, 12768, 13440, 14592, 14953, 15740, 15960, 16527, 17024, 18240, 18888, 21280, 22036, 23610, 24320, 25184, 25536, 26880, 27545, 29906, 31480, 31920, 33054, 34048, 36480, 37776, 42560, 44072, 44859, 47220, 50368, 51072, 55090, 59812, 62960, 63840, 66108, 72960, 74765, 75552, 82635, 85120, 88144, 89718, 94440, 100736, 102144, 104671, 110180, 119624, 125920, 127680, 132216, 149530, 151104, 165270, 170240, 176288, 179436, 188880, 201472, 209342, 220360, 224295, 239248, 251840, 255360, 264432, 299060, 302208, 314013, 330540, 352576, 358872, 377760, 418684, 440720, 448590, 478496, 503680, 510720, 523355, 528864, 598120, 604416, 628026, 661080, 705152, 717744, 755520, 837368, 881440, 897180, 956992, 1007360, 1046710, 1057728, 1196240, 1256052, 1322160, 1410304, 1435488, 1511040, 1570065, 1674736, 1762880, 1794360, 1913984, 2093420, 2115456, 2392480, 2512104, 2644320, 2870976, 3022080, 3140130, 3349472, 3525760, 3588720, 3827968, 4186840, 4230912, 4784960, 5024208, 5288640, 5741952, 6280260, 6698944, 7051520, 7177440, 8373680, 9569920, 10048416, 10577280, 11483904, 12560520, 13397888, 14354880, 16747360, 19139840, 20096832, 21154560, 25121040, 26795776, 28709760, 33494720, 40193664, 50242080, 57419520, 66989440, 80387328, 100484160, 133978880, 200968320, 401936640]

約数ペア:

[(1, 401936640), (2, 200968320), (3, 133978880), (4, 100484160), (5, 80387328), (6, 66989440), (7, 57419520), (8, 50242080), (10, 40193664), (12, 33494720), (14, 28709760), (15, 26795776), (16, 25121040), (19, 21154560), (20, 20096832), (21, 19139840), (24, 16747360), (28, 14354880), (30, 13397888), (32, 12560520), (35, 11483904), (38, 10577280), (40, 10048416), (42, 9569920), (48, 8373680), (56, 7177440), (57, 7051520), (60, 6698944), (64, 6280260), (70, 5741952), (76, 5288640), (80, 5024208), (84, 4784960), (95, 4230912), (96, 4186840), (105, 3827968), (112, 3588720), (114, 3525760), (120, 3349472), (128, 3140130), (133, 3022080), (140, 2870976), (152, 2644320), (160, 2512104), (168, 2392480), (190, 2115456), (192, 2093420), (210, 1913984), (224, 1794360), (228, 1762880), (240, 1674736), (256, 1570065), (266, 1511040), (280, 1435488), (285, 1410304), (304, 1322160), (320, 1256052), (336, 1196240), (380, 1057728), (384, 1046710), (399, 1007360), (420, 956992), (448, 897180), (456, 881440), (480, 837368), (532, 755520), (560, 717744), (570, 705152), (608, 661080), (640, 628026), (665, 604416), (672, 598120), (760, 528864), (768, 523355), (787, 510720), (798, 503680), (840, 478496), (896, 448590), (912, 440720), (960, 418684), (1064, 377760), (1120, 358872), (1140, 352576), (1216, 330540), (1280, 314013), (1330, 302208), (1344, 299060), (1520, 264432), (1574, 255360), (1596, 251840), (1680, 239248), (1792, 224295), (1824, 220360), (1920, 209342), (1995, 201472), (2128, 188880), (2240, 179436), (2280, 176288), (2361, 170240), (2432, 165270), (2660, 151104), (2688, 149530), (3040, 132216), (3148, 127680), (3192, 125920), (3360, 119624), (3648, 110180), (3840, 104671), (3935, 102144), (3990, 100736), (4256, 94440), (4480, 89718), (4560, 88144), (4722, 85120), (4864, 82635), (5320, 75552), (5376, 74765), (5509, 72960), (6080, 66108), (6296, 63840), (6384, 62960), (6720, 59812), (7296, 55090), (7870, 51072), (7980, 50368), (8512, 47220), (8960, 44859), (9120, 44072), (9444, 42560), (10640, 37776), (11018, 36480), (11805, 34048), (12160, 33054), (12592, 31920), (12768, 31480), (13440, 29906), (14592, 27545), (14953, 26880), (15740, 25536), (15960, 25184), (16527, 24320), (17024, 23610), (18240, 22036), (18888, 21280)]