289314480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1019}}^1$

素因数の和:1068

約数の個数: 240

約数和(自身を含む): 1111000320

約数和(自身を除く): 821685840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 728, 780, 840, 845, 910, 1014, 1019, 1040, 1092, 1183, 1352, 1365, 1456, 1560, 1680, 1690, 1820, 2028, 2038, 2184, 2366, 2535, 2704, 2730, 3057, 3120, 3380, 3549, 3640, 4056, 4076, 4368, 4732, 5070, 5095, 5460, 5915, 6114, 6760, 7098, 7133, 7280, 8112, 8152, 9464, 10140, 10190, 10920, 11830, 12228, 13247, 13520, 14196, 14266, 15285, 16304, 17745, 18928, 20280, 20380, 21399, 21840, 23660, 24456, 26494, 28392, 28532, 30570, 35490, 35665, 39741, 40560, 40760, 42798, 47320, 48912, 52988, 56784, 57064, 61140, 66235, 70980, 71330, 79482, 81520, 85596, 92729, 94640, 105976, 106995, 114128, 122280, 132470, 141960, 142660, 158964, 171192, 172211, 185458, 198705, 211952, 213990, 244560, 264940, 278187, 283920, 285320, 317928, 342384, 344422, 370916, 397410, 427980, 463645, 516633, 529880, 556374, 570640, 635856, 688844, 741832, 794820, 855960, 861055, 927290, 1033266, 1059760, 1112748, 1205477, 1377688, 1390935, 1483664, 1589640, 1711920, 1722110, 1854580, 2066532, 2225496, 2410954, 2583165, 2755376, 2781870, 3179280, 3444220, 3616431, 3709160, 4133064, 4450992, 4821908, 5166330, 5563740, 6027385, 6888440, 7232862, 7418320, 8266128, 9643816, 10332660, 11127480, 12054770, 13776880, 14465724, 18082155, 19287632, 20665320, 22254960, 24109540, 28931448, 36164310, 41330640, 48219080, 57862896, 72328620, 96438160, 144657240, 289314480]

約数ペア:

[(1, 289314480), (2, 144657240), (3, 96438160), (4, 72328620), (5, 57862896), (6, 48219080), (7, 41330640), (8, 36164310), (10, 28931448), (12, 24109540), (13, 22254960), (14, 20665320), (15, 19287632), (16, 18082155), (20, 14465724), (21, 13776880), (24, 12054770), (26, 11127480), (28, 10332660), (30, 9643816), (35, 8266128), (39, 7418320), (40, 7232862), (42, 6888440), (48, 6027385), (52, 5563740), (56, 5166330), (60, 4821908), (65, 4450992), (70, 4133064), (78, 3709160), (80, 3616431), (84, 3444220), (91, 3179280), (104, 2781870), (105, 2755376), (112, 2583165), (120, 2410954), (130, 2225496), (140, 2066532), (156, 1854580), (168, 1722110), (169, 1711920), (182, 1589640), (195, 1483664), (208, 1390935), (210, 1377688), (240, 1205477), (260, 1112748), (273, 1059760), (280, 1033266), (312, 927290), (336, 861055), (338, 855960), (364, 794820), (390, 741832), (420, 688844), (455, 635856), (507, 570640), (520, 556374), (546, 529880), (560, 516633), (624, 463645), (676, 427980), (728, 397410), (780, 370916), (840, 344422), (845, 342384), (910, 317928), (1014, 285320), (1019, 283920), (1040, 278187), (1092, 264940), (1183, 244560), (1352, 213990), (1365, 211952), (1456, 198705), (1560, 185458), (1680, 172211), (1690, 171192), (1820, 158964), (2028, 142660), (2038, 141960), (2184, 132470), (2366, 122280), (2535, 114128), (2704, 106995), (2730, 105976), (3057, 94640), (3120, 92729), (3380, 85596), (3549, 81520), (3640, 79482), (4056, 71330), (4076, 70980), (4368, 66235), (4732, 61140), (5070, 57064), (5095, 56784), (5460, 52988), (5915, 48912), (6114, 47320), (6760, 42798), (7098, 40760), (7133, 40560), (7280, 39741), (8112, 35665), (8152, 35490), (9464, 30570), (10140, 28532), (10190, 28392), (10920, 26494), (11830, 24456), (12228, 23660), (13247, 21840), (13520, 21399), (14196, 20380), (14266, 20280), (15285, 18928), (16304, 17745)]