210304640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 256

約数和(自身を含む): 649797120

約数和(自身を除く): 439492480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 52, 56, 64, 65, 70, 80, 91, 92, 104, 112, 115, 128, 130, 140, 157, 160, 161, 182, 184, 208, 224, 230, 260, 280, 299, 314, 320, 322, 364, 368, 416, 448, 455, 460, 520, 560, 598, 628, 640, 644, 728, 736, 785, 805, 832, 896, 910, 920, 1040, 1099, 1120, 1196, 1256, 1288, 1456, 1472, 1495, 1570, 1610, 1664, 1820, 1840, 2041, 2080, 2093, 2198, 2240, 2392, 2512, 2576, 2912, 2944, 2990, 3140, 3220, 3611, 3640, 3680, 4082, 4160, 4186, 4396, 4480, 4784, 5024, 5152, 5495, 5824, 5980, 6280, 6440, 7222, 7280, 7360, 8164, 8320, 8372, 8792, 9568, 10048, 10205, 10304, 10465, 10990, 11648, 11960, 12560, 12880, 14287, 14444, 14560, 14720, 16328, 16744, 17584, 18055, 19136, 20096, 20410, 20608, 20930, 21980, 23920, 25120, 25277, 25760, 28574, 28888, 29120, 32656, 33488, 35168, 36110, 38272, 40820, 41860, 43960, 46943, 47840, 50240, 50554, 51520, 57148, 57776, 58240, 65312, 66976, 70336, 71435, 72220, 81640, 83720, 87920, 93886, 95680, 100480, 101108, 103040, 114296, 115552, 126385, 130624, 133952, 140672, 142870, 144440, 163280, 167440, 175840, 187772, 191360, 202216, 228592, 231104, 234715, 252770, 261248, 267904, 285740, 288880, 326560, 328601, 334880, 351680, 375544, 404432, 457184, 462208, 469430, 505540, 571480, 577760, 653120, 657202, 669760, 703360, 751088, 808864, 914368, 938860, 1011080, 1142960, 1155520, 1306240, 1314404, 1339520, 1502176, 1617728, 1643005, 1828736, 1877720, 2022160, 2285920, 2311040, 2628808, 3004352, 3235456, 3286010, 3755440, 4044320, 4571840, 5257616, 6008704, 6572020, 7510880, 8088640, 9143680, 10515232, 13144040, 15021760, 16177280, 21030464, 26288080, 30043520, 42060928, 52576160, 105152320, 210304640]

約数ペア:

[(1, 210304640), (2, 105152320), (4, 52576160), (5, 42060928), (7, 30043520), (8, 26288080), (10, 21030464), (13, 16177280), (14, 15021760), (16, 13144040), (20, 10515232), (23, 9143680), (26, 8088640), (28, 7510880), (32, 6572020), (35, 6008704), (40, 5257616), (46, 4571840), (52, 4044320), (56, 3755440), (64, 3286010), (65, 3235456), (70, 3004352), (80, 2628808), (91, 2311040), (92, 2285920), (104, 2022160), (112, 1877720), (115, 1828736), (128, 1643005), (130, 1617728), (140, 1502176), (157, 1339520), (160, 1314404), (161, 1306240), (182, 1155520), (184, 1142960), (208, 1011080), (224, 938860), (230, 914368), (260, 808864), (280, 751088), (299, 703360), (314, 669760), (320, 657202), (322, 653120), (364, 577760), (368, 571480), (416, 505540), (448, 469430), (455, 462208), (460, 457184), (520, 404432), (560, 375544), (598, 351680), (628, 334880), (640, 328601), (644, 326560), (728, 288880), (736, 285740), (785, 267904), (805, 261248), (832, 252770), (896, 234715), (910, 231104), (920, 228592), (1040, 202216), (1099, 191360), (1120, 187772), (1196, 175840), (1256, 167440), (1288, 163280), (1456, 144440), (1472, 142870), (1495, 140672), (1570, 133952), (1610, 130624), (1664, 126385), (1820, 115552), (1840, 114296), (2041, 103040), (2080, 101108), (2093, 100480), (2198, 95680), (2240, 93886), (2392, 87920), (2512, 83720), (2576, 81640), (2912, 72220), (2944, 71435), (2990, 70336), (3140, 66976), (3220, 65312), (3611, 58240), (3640, 57776), (3680, 57148), (4082, 51520), (4160, 50554), (4186, 50240), (4396, 47840), (4480, 46943), (4784, 43960), (5024, 41860), (5152, 40820), (5495, 38272), (5824, 36110), (5980, 35168), (6280, 33488), (6440, 32656), (7222, 29120), (7280, 28888), (7360, 28574), (8164, 25760), (8320, 25277), (8372, 25120), (8792, 23920), (9568, 21980), (10048, 20930), (10205, 20608), (10304, 20410), (10465, 20096), (10990, 19136), (11648, 18055), (11960, 17584), (12560, 16744), (12880, 16328), (14287, 14720), (14444, 14560)]