2155482720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:626

約数の個数: 288

約数和(自身を含む): 7744149504

約数和(自身を除く): 5588666784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 151, 160, 180, 184, 207, 230, 240, 276, 288, 302, 345, 360, 368, 414, 431, 453, 460, 480, 552, 604, 690, 720, 736, 755, 828, 862, 906, 920, 1035, 1104, 1208, 1293, 1359, 1380, 1440, 1510, 1656, 1724, 1812, 1840, 2070, 2155, 2208, 2265, 2416, 2586, 2718, 2760, 3020, 3312, 3448, 3473, 3624, 3680, 3879, 4140, 4310, 4530, 4832, 5172, 5436, 5520, 6040, 6465, 6624, 6795, 6896, 6946, 7248, 7758, 8280, 8620, 9060, 9913, 10344, 10419, 10872, 11040, 12080, 12930, 13590, 13792, 13892, 14496, 15516, 16560, 17240, 17365, 18120, 19395, 19826, 20688, 20838, 21744, 24160, 25860, 27180, 27784, 29739, 31032, 31257, 33120, 34480, 34730, 36240, 38790, 39652, 41376, 41676, 43488, 49565, 51720, 52095, 54360, 55568, 59478, 62064, 62514, 65081, 68960, 69460, 72480, 77580, 79304, 83352, 89217, 99130, 103440, 104190, 108720, 111136, 118956, 124128, 125028, 130162, 138920, 148695, 155160, 156285, 158608, 166704, 178434, 195243, 198260, 206880, 208380, 217440, 237912, 250056, 260324, 277840, 297390, 310320, 312570, 317216, 325405, 333408, 356868, 390486, 396520, 416760, 446085, 475824, 500112, 520648, 555680, 585729, 594780, 620640, 625140, 650810, 713736, 780972, 793040, 833520, 892170, 951648, 976215, 1000224, 1041296, 1171458, 1189560, 1250280, 1301620, 1427472, 1496863, 1561944, 1586080, 1667040, 1784340, 1952430, 2082592, 2342916, 2379120, 2500560, 2603240, 2854944, 2928645, 2993726, 3123888, 3568680, 3904860, 4490589, 4685832, 4758240, 5001120, 5206480, 5857290, 5987452, 6247776, 7137360, 7484315, 7809720, 8981178, 9371664, 10412960, 11714580, 11974904, 13471767, 14274720, 14968630, 15619440, 17962356, 18743328, 22452945, 23429160, 23949808, 26943534, 29937260, 31238880, 35924712, 44905890, 46858320, 47899616, 53887068, 59874520, 67358835, 71849424, 89811780, 93716640, 107774136, 119749040, 134717670, 143698848, 179623560, 215548272, 239498080, 269435340, 359247120, 431096544, 538870680, 718494240, 1077741360, 2155482720]

約数ペア:

[(1, 2155482720), (2, 1077741360), (3, 718494240), (4, 538870680), (5, 431096544), (6, 359247120), (8, 269435340), (9, 239498080), (10, 215548272), (12, 179623560), (15, 143698848), (16, 134717670), (18, 119749040), (20, 107774136), (23, 93716640), (24, 89811780), (30, 71849424), (32, 67358835), (36, 59874520), (40, 53887068), (45, 47899616), (46, 46858320), (48, 44905890), (60, 35924712), (69, 31238880), (72, 29937260), (80, 26943534), (90, 23949808), (92, 23429160), (96, 22452945), (115, 18743328), (120, 17962356), (138, 15619440), (144, 14968630), (151, 14274720), (160, 13471767), (180, 11974904), (184, 11714580), (207, 10412960), (230, 9371664), (240, 8981178), (276, 7809720), (288, 7484315), (302, 7137360), (345, 6247776), (360, 5987452), (368, 5857290), (414, 5206480), (431, 5001120), (453, 4758240), (460, 4685832), (480, 4490589), (552, 3904860), (604, 3568680), (690, 3123888), (720, 2993726), (736, 2928645), (755, 2854944), (828, 2603240), (862, 2500560), (906, 2379120), (920, 2342916), (1035, 2082592), (1104, 1952430), (1208, 1784340), (1293, 1667040), (1359, 1586080), (1380, 1561944), (1440, 1496863), (1510, 1427472), (1656, 1301620), (1724, 1250280), (1812, 1189560), (1840, 1171458), (2070, 1041296), (2155, 1000224), (2208, 976215), (2265, 951648), (2416, 892170), (2586, 833520), (2718, 793040), (2760, 780972), (3020, 713736), (3312, 650810), (3448, 625140), (3473, 620640), (3624, 594780), (3680, 585729), (3879, 555680), (4140, 520648), (4310, 500112), (4530, 475824), (4832, 446085), (5172, 416760), (5436, 396520), (5520, 390486), (6040, 356868), (6465, 333408), (6624, 325405), (6795, 317216), (6896, 312570), (6946, 310320), (7248, 297390), (7758, 277840), (8280, 260324), (8620, 250056), (9060, 237912), (9913, 217440), (10344, 208380), (10419, 206880), (10872, 198260), (11040, 195243), (12080, 178434), (12930, 166704), (13590, 158608), (13792, 156285), (13892, 155160), (14496, 148695), (15516, 138920), (16560, 130162), (17240, 125028), (17365, 124128), (18120, 118956), (19395, 111136), (19826, 108720), (20688, 104190), (20838, 103440), (21744, 99130), (24160, 89217), (25860, 83352), (27180, 79304), (27784, 77580), (29739, 72480), (31032, 69460), (31257, 68960), (33120, 65081), (34480, 62514), (34730, 62064), (36240, 59478), (38790, 55568), (39652, 54360), (41376, 52095), (41676, 51720), (43488, 49565)]