648220320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4547}}^1$

素因数の和:4585

約数の個数: 240

約数和(自身を含む): 2496197088

約数和(自身を除く): 1847976768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2970, 3168, 3240, 3564, 3960, 4320, 4455, 4547, 4752, 5280, 5940, 6480, 7128, 7920, 8910, 9094, 9504, 11880, 12960, 13641, 14256, 15840, 17820, 18188, 22735, 23760, 27282, 28512, 35640, 36376, 40923, 45470, 47520, 50017, 54564, 68205, 71280, 72752, 81846, 90940, 100034, 109128, 122769, 136410, 142560, 145504, 150051, 163692, 181880, 200068, 204615, 218256, 245538, 250085, 272820, 300102, 327384, 363760, 368307, 400136, 409230, 436512, 450153, 491076, 500170, 545640, 600204, 613845, 654768, 727520, 736614, 750255, 800272, 818460, 900306, 982152, 1000340, 1091280, 1200408, 1227690, 1309536, 1350459, 1473228, 1500510, 1600544, 1636920, 1800612, 1841535, 1964304, 2000680, 2182560, 2250765, 2400816, 2455380, 2700918, 2946456, 3001020, 3273840, 3601224, 3683070, 3928608, 4001360, 4051377, 4501530, 4801632, 4910760, 5401836, 5892912, 6002040, 6547680, 6752295, 7202448, 7366140, 8002720, 8102754, 9003060, 9821520, 10803672, 11785824, 12004080, 13504590, 14404896, 14732280, 16205508, 18006120, 19643040, 20256885, 21607344, 24008160, 27009180, 29464560, 32411016, 36012240, 40513770, 43214688, 54018360, 58929120, 64822032, 72024480, 81027540, 108036720, 129644064, 162055080, 216073440, 324110160, 648220320]

約数ペア:

[(1, 648220320), (2, 324110160), (3, 216073440), (4, 162055080), (5, 129644064), (6, 108036720), (8, 81027540), (9, 72024480), (10, 64822032), (11, 58929120), (12, 54018360), (15, 43214688), (16, 40513770), (18, 36012240), (20, 32411016), (22, 29464560), (24, 27009180), (27, 24008160), (30, 21607344), (32, 20256885), (33, 19643040), (36, 18006120), (40, 16205508), (44, 14732280), (45, 14404896), (48, 13504590), (54, 12004080), (55, 11785824), (60, 10803672), (66, 9821520), (72, 9003060), (80, 8102754), (81, 8002720), (88, 7366140), (90, 7202448), (96, 6752295), (99, 6547680), (108, 6002040), (110, 5892912), (120, 5401836), (132, 4910760), (135, 4801632), (144, 4501530), (160, 4051377), (162, 4001360), (165, 3928608), (176, 3683070), (180, 3601224), (198, 3273840), (216, 3001020), (220, 2946456), (240, 2700918), (264, 2455380), (270, 2400816), (288, 2250765), (297, 2182560), (324, 2000680), (330, 1964304), (352, 1841535), (360, 1800612), (396, 1636920), (405, 1600544), (432, 1500510), (440, 1473228), (480, 1350459), (495, 1309536), (528, 1227690), (540, 1200408), (594, 1091280), (648, 1000340), (660, 982152), (720, 900306), (792, 818460), (810, 800272), (864, 750255), (880, 736614), (891, 727520), (990, 654768), (1056, 613845), (1080, 600204), (1188, 545640), (1296, 500170), (1320, 491076), (1440, 450153), (1485, 436512), (1584, 409230), (1620, 400136), (1760, 368307), (1782, 363760), (1980, 327384), (2160, 300102), (2376, 272820), (2592, 250085), (2640, 245538), (2970, 218256), (3168, 204615), (3240, 200068), (3564, 181880), (3960, 163692), (4320, 150051), (4455, 145504), (4547, 142560), (4752, 136410), (5280, 122769), (5940, 109128), (6480, 100034), (7128, 90940), (7920, 81846), (8910, 72752), (9094, 71280), (9504, 68205), (11880, 54564), (12960, 50017), (13641, 47520), (14256, 45470), (15840, 40923), (17820, 36376), (18188, 35640), (22735, 28512), (23760, 27282)]