81530400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:264

約数の個数: 288

約数和(自身を含む): 317979648

約数和(自身を除く): 236449248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 32, 35, 40, 42, 46, 48, 50, 56, 60, 69, 70, 75, 80, 84, 92, 96, 100, 105, 112, 115, 120, 138, 140, 150, 160, 161, 168, 175, 184, 200, 210, 211, 224, 230, 240, 276, 280, 300, 322, 336, 345, 350, 368, 400, 420, 422, 460, 480, 483, 525, 552, 560, 575, 600, 633, 644, 672, 690, 700, 736, 800, 805, 840, 844, 920, 966, 1050, 1055, 1104, 1120, 1150, 1200, 1266, 1288, 1380, 1400, 1477, 1610, 1680, 1688, 1725, 1840, 1932, 2100, 2110, 2208, 2300, 2400, 2415, 2532, 2576, 2760, 2800, 2954, 3165, 3220, 3360, 3376, 3450, 3680, 3864, 4025, 4200, 4220, 4431, 4600, 4830, 4853, 5064, 5152, 5275, 5520, 5600, 5908, 6330, 6440, 6752, 6900, 7385, 7728, 8050, 8400, 8440, 8862, 9200, 9660, 9706, 10128, 10550, 11040, 11816, 12075, 12660, 12880, 13800, 14559, 14770, 15456, 15825, 16100, 16800, 16880, 17724, 18400, 19320, 19412, 20256, 21100, 22155, 23632, 24150, 24265, 25320, 25760, 27600, 29118, 29540, 31650, 32200, 33760, 33971, 35448, 36925, 38640, 38824, 42200, 44310, 47264, 48300, 48530, 50640, 55200, 58236, 59080, 63300, 64400, 67942, 70896, 72795, 73850, 77280, 77648, 84400, 88620, 96600, 97060, 101280, 101913, 110775, 116472, 118160, 121325, 126600, 128800, 135884, 141792, 145590, 147700, 155296, 168800, 169855, 177240, 193200, 194120, 203826, 221550, 232944, 236320, 242650, 253200, 271768, 291180, 295400, 339710, 354480, 363975, 386400, 388240, 407652, 443100, 465888, 485300, 506400, 509565, 543536, 582360, 590800, 679420, 708960, 727950, 776480, 815304, 849275, 886200, 970600, 1019130, 1087072, 1164720, 1181600, 1358840, 1455900, 1630608, 1698550, 1772400, 1941200, 2038260, 2329440, 2547825, 2717680, 2911800, 3261216, 3397100, 3544800, 3882400, 4076520, 5095650, 5435360, 5823600, 6794200, 8153040, 10191300, 11647200, 13588400, 16306080, 20382600, 27176800, 40765200, 81530400]

約数ペア:

[(1, 81530400), (2, 40765200), (3, 27176800), (4, 20382600), (5, 16306080), (6, 13588400), (7, 11647200), (8, 10191300), (10, 8153040), (12, 6794200), (14, 5823600), (15, 5435360), (16, 5095650), (20, 4076520), (21, 3882400), (23, 3544800), (24, 3397100), (25, 3261216), (28, 2911800), (30, 2717680), (32, 2547825), (35, 2329440), (40, 2038260), (42, 1941200), (46, 1772400), (48, 1698550), (50, 1630608), (56, 1455900), (60, 1358840), (69, 1181600), (70, 1164720), (75, 1087072), (80, 1019130), (84, 970600), (92, 886200), (96, 849275), (100, 815304), (105, 776480), (112, 727950), (115, 708960), (120, 679420), (138, 590800), (140, 582360), (150, 543536), (160, 509565), (161, 506400), (168, 485300), (175, 465888), (184, 443100), (200, 407652), (210, 388240), (211, 386400), (224, 363975), (230, 354480), (240, 339710), (276, 295400), (280, 291180), (300, 271768), (322, 253200), (336, 242650), (345, 236320), (350, 232944), (368, 221550), (400, 203826), (420, 194120), (422, 193200), (460, 177240), (480, 169855), (483, 168800), (525, 155296), (552, 147700), (560, 145590), (575, 141792), (600, 135884), (633, 128800), (644, 126600), (672, 121325), (690, 118160), (700, 116472), (736, 110775), (800, 101913), (805, 101280), (840, 97060), (844, 96600), (920, 88620), (966, 84400), (1050, 77648), (1055, 77280), (1104, 73850), (1120, 72795), (1150, 70896), (1200, 67942), (1266, 64400), (1288, 63300), (1380, 59080), (1400, 58236), (1477, 55200), (1610, 50640), (1680, 48530), (1688, 48300), (1725, 47264), (1840, 44310), (1932, 42200), (2100, 38824), (2110, 38640), (2208, 36925), (2300, 35448), (2400, 33971), (2415, 33760), (2532, 32200), (2576, 31650), (2760, 29540), (2800, 29118), (2954, 27600), (3165, 25760), (3220, 25320), (3360, 24265), (3376, 24150), (3450, 23632), (3680, 22155), (3864, 21100), (4025, 20256), (4200, 19412), (4220, 19320), (4431, 18400), (4600, 17724), (4830, 16880), (4853, 16800), (5064, 16100), (5152, 15825), (5275, 15456), (5520, 14770), (5600, 14559), (5908, 13800), (6330, 12880), (6440, 12660), (6752, 12075), (6900, 11816), (7385, 11040), (7728, 10550), (8050, 10128), (8400, 9706), (8440, 9660), (8862, 9200)]