285217920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:344

約数の個数: 288

約数和(自身を含む): 1070121780

約数和(自身を除く): 784903860

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, 293, 312, 320, 338, 360, 384, 390, 416, 468, 480, 507, 520, 576, 585, 586, 624, 640, 676, 720, 780, 832, 845, 879, 936, 960, 1014, 1040, 1152, 1170, 1172, 1248, 1352, 1440, 1465, 1521, 1560, 1664, 1690, 1758, 1872, 1920, 2028, 2080, 2340, 2344, 2496, 2535, 2637, 2704, 2880, 2930, 3042, 3120, 3380, 3516, 3744, 3809, 4056, 4160, 4395, 4680, 4688, 4992, 5070, 5274, 5408, 5760, 5860, 6084, 6240, 6760, 7032, 7488, 7605, 7618, 8112, 8320, 8790, 9360, 9376, 10140, 10548, 10816, 11427, 11720, 12168, 12480, 13185, 13520, 14064, 14976, 15210, 15236, 16224, 17580, 18720, 18752, 19045, 20280, 21096, 21632, 22854, 23440, 24336, 24960, 26370, 27040, 28128, 30420, 30472, 32448, 34281, 35160, 37440, 37504, 38090, 40560, 42192, 45708, 46880, 48672, 49517, 52740, 54080, 56256, 57135, 60840, 60944, 64896, 68562, 70320, 74880, 76180, 81120, 84384, 91416, 93760, 97344, 99034, 105480, 108160, 112512, 114270, 121680, 121888, 137124, 140640, 148551, 152360, 162240, 168768, 171405, 182832, 187520, 194688, 198068, 210960, 228540, 243360, 243776, 247585, 274248, 281280, 297102, 304720, 324480, 337536, 342810, 365664, 396136, 421920, 445653, 457080, 486720, 487552, 495170, 548496, 562560, 594204, 609440, 685620, 731328, 742755, 792272, 843840, 891306, 914160, 973440, 990340, 1096992, 1188408, 1218880, 1371240, 1462656, 1485510, 1584544, 1687680, 1782612, 1828320, 1980680, 2193984, 2228265, 2376816, 2437760, 2742480, 2971020, 3169088, 3565224, 3656640, 3961360, 4387968, 4456530, 4753632, 5484960, 5942040, 6338176, 7130448, 7313280, 7922720, 8913060, 9507264, 10969920, 11884080, 14260896, 15845440, 17826120, 19014528, 21939840, 23768160, 28521792, 31690880, 35652240, 47536320, 57043584, 71304480, 95072640, 142608960, 285217920]

約数ペア:

[(1, 285217920), (2, 142608960), (3, 95072640), (4, 71304480), (5, 57043584), (6, 47536320), (8, 35652240), (9, 31690880), (10, 28521792), (12, 23768160), (13, 21939840), (15, 19014528), (16, 17826120), (18, 15845440), (20, 14260896), (24, 11884080), (26, 10969920), (30, 9507264), (32, 8913060), (36, 7922720), (39, 7313280), (40, 7130448), (45, 6338176), (48, 5942040), (52, 5484960), (60, 4753632), (64, 4456530), (65, 4387968), (72, 3961360), (78, 3656640), (80, 3565224), (90, 3169088), (96, 2971020), (104, 2742480), (117, 2437760), (120, 2376816), (128, 2228265), (130, 2193984), (144, 1980680), (156, 1828320), (160, 1782612), (169, 1687680), (180, 1584544), (192, 1485510), (195, 1462656), (208, 1371240), (234, 1218880), (240, 1188408), (260, 1096992), (288, 990340), (293, 973440), (312, 914160), (320, 891306), (338, 843840), (360, 792272), (384, 742755), (390, 731328), (416, 685620), (468, 609440), (480, 594204), (507, 562560), (520, 548496), (576, 495170), (585, 487552), (586, 486720), (624, 457080), (640, 445653), (676, 421920), (720, 396136), (780, 365664), (832, 342810), (845, 337536), (879, 324480), (936, 304720), (960, 297102), (1014, 281280), (1040, 274248), (1152, 247585), (1170, 243776), (1172, 243360), (1248, 228540), (1352, 210960), (1440, 198068), (1465, 194688), (1521, 187520), (1560, 182832), (1664, 171405), (1690, 168768), (1758, 162240), (1872, 152360), (1920, 148551), (2028, 140640), (2080, 137124), (2340, 121888), (2344, 121680), (2496, 114270), (2535, 112512), (2637, 108160), (2704, 105480), (2880, 99034), (2930, 97344), (3042, 93760), (3120, 91416), (3380, 84384), (3516, 81120), (3744, 76180), (3809, 74880), (4056, 70320), (4160, 68562), (4395, 64896), (4680, 60944), (4688, 60840), (4992, 57135), (5070, 56256), (5274, 54080), (5408, 52740), (5760, 49517), (5860, 48672), (6084, 46880), (6240, 45708), (6760, 42192), (7032, 40560), (7488, 38090), (7605, 37504), (7618, 37440), (8112, 35160), (8320, 34281), (8790, 32448), (9360, 30472), (9376, 30420), (10140, 28128), (10548, 27040), (10816, 26370), (11427, 24960), (11720, 24336), (12168, 23440), (12480, 22854), (13185, 21632), (13520, 21096), (14064, 20280), (14976, 19045), (15210, 18752), (15236, 18720), (16224, 17580)]