421499520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 288

約数和(自身を含む): 1579703580

約数和(自身を除く): 1158204060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 384, 390, 416, 433, 468, 480, 507, 520, 576, 585, 624, 640, 676, 720, 780, 832, 845, 866, 936, 960, 1014, 1040, 1152, 1170, 1248, 1299, 1352, 1440, 1521, 1560, 1664, 1690, 1732, 1872, 1920, 2028, 2080, 2165, 2340, 2496, 2535, 2598, 2704, 2880, 3042, 3120, 3380, 3464, 3744, 3897, 4056, 4160, 4330, 4680, 4992, 5070, 5196, 5408, 5629, 5760, 6084, 6240, 6495, 6760, 6928, 7488, 7605, 7794, 8112, 8320, 8660, 9360, 10140, 10392, 10816, 11258, 12168, 12480, 12990, 13520, 13856, 14976, 15210, 15588, 16224, 16887, 17320, 18720, 19485, 20280, 20784, 21632, 22516, 24336, 24960, 25980, 27040, 27712, 28145, 30420, 31176, 32448, 33774, 34640, 37440, 38970, 40560, 41568, 45032, 48672, 50661, 51960, 54080, 55424, 56290, 60840, 62352, 64896, 67548, 69280, 73177, 74880, 77940, 81120, 83136, 84435, 90064, 97344, 101322, 103920, 108160, 112580, 121680, 124704, 135096, 138560, 146354, 155880, 162240, 166272, 168870, 180128, 194688, 202644, 207840, 219531, 225160, 243360, 249408, 253305, 270192, 277120, 292708, 311760, 324480, 337740, 360256, 365885, 405288, 415680, 439062, 450320, 486720, 498816, 506610, 540384, 585416, 623520, 658593, 675480, 720512, 731770, 810576, 831360, 878124, 900640, 973440, 1013220, 1080768, 1097655, 1170832, 1247040, 1317186, 1350960, 1463540, 1621152, 1756248, 1801280, 2026440, 2161536, 2195310, 2341664, 2494080, 2634372, 2701920, 2927080, 3242304, 3292965, 3512496, 3602560, 4052880, 4390620, 4683328, 5268744, 5403840, 5854160, 6484608, 6585930, 7024992, 8105760, 8781240, 9366656, 10537488, 10807680, 11708320, 13171860, 14049984, 16211520, 17562480, 21074976, 23416640, 26343720, 28099968, 32423040, 35124960, 42149952, 46833280, 52687440, 70249920, 84299904, 105374880, 140499840, 210749760, 421499520]

約数ペア:

[(1, 421499520), (2, 210749760), (3, 140499840), (4, 105374880), (5, 84299904), (6, 70249920), (8, 52687440), (9, 46833280), (10, 42149952), (12, 35124960), (13, 32423040), (15, 28099968), (16, 26343720), (18, 23416640), (20, 21074976), (24, 17562480), (26, 16211520), (30, 14049984), (32, 13171860), (36, 11708320), (39, 10807680), (40, 10537488), (45, 9366656), (48, 8781240), (52, 8105760), (60, 7024992), (64, 6585930), (65, 6484608), (72, 5854160), (78, 5403840), (80, 5268744), (90, 4683328), (96, 4390620), (104, 4052880), (117, 3602560), (120, 3512496), (128, 3292965), (130, 3242304), (144, 2927080), (156, 2701920), (160, 2634372), (169, 2494080), (180, 2341664), (192, 2195310), (195, 2161536), (208, 2026440), (234, 1801280), (240, 1756248), (260, 1621152), (288, 1463540), (312, 1350960), (320, 1317186), (338, 1247040), (360, 1170832), (384, 1097655), (390, 1080768), (416, 1013220), (433, 973440), (468, 900640), (480, 878124), (507, 831360), (520, 810576), (576, 731770), (585, 720512), (624, 675480), (640, 658593), (676, 623520), (720, 585416), (780, 540384), (832, 506610), (845, 498816), (866, 486720), (936, 450320), (960, 439062), (1014, 415680), (1040, 405288), (1152, 365885), (1170, 360256), (1248, 337740), (1299, 324480), (1352, 311760), (1440, 292708), (1521, 277120), (1560, 270192), (1664, 253305), (1690, 249408), (1732, 243360), (1872, 225160), (1920, 219531), (2028, 207840), (2080, 202644), (2165, 194688), (2340, 180128), (2496, 168870), (2535, 166272), (2598, 162240), (2704, 155880), (2880, 146354), (3042, 138560), (3120, 135096), (3380, 124704), (3464, 121680), (3744, 112580), (3897, 108160), (4056, 103920), (4160, 101322), (4330, 97344), (4680, 90064), (4992, 84435), (5070, 83136), (5196, 81120), (5408, 77940), (5629, 74880), (5760, 73177), (6084, 69280), (6240, 67548), (6495, 64896), (6760, 62352), (6928, 60840), (7488, 56290), (7605, 55424), (7794, 54080), (8112, 51960), (8320, 50661), (8660, 48672), (9360, 45032), (10140, 41568), (10392, 40560), (10816, 38970), (11258, 37440), (12168, 34640), (12480, 33774), (12990, 32448), (13520, 31176), (13856, 30420), (14976, 28145), (15210, 27712), (15588, 27040), (16224, 25980), (16887, 24960), (17320, 24336), (18720, 22516), (19485, 21632), (20280, 20784)]