681761520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1459}}^1$

素因数の和:1548

約数の個数: 240

約数和(自身を含む): 2541801600

約数和(自身を除く): 1860040080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 59, 60, 66, 72, 80, 88, 90, 99, 110, 118, 120, 132, 144, 165, 176, 177, 180, 198, 220, 236, 240, 264, 295, 330, 354, 360, 396, 440, 472, 495, 528, 531, 590, 649, 660, 708, 720, 792, 880, 885, 944, 990, 1062, 1180, 1298, 1320, 1416, 1459, 1584, 1770, 1947, 1980, 2124, 2360, 2596, 2640, 2655, 2832, 2918, 3245, 3540, 3894, 3960, 4248, 4377, 4720, 5192, 5310, 5836, 5841, 6490, 7080, 7295, 7788, 7920, 8496, 8754, 9735, 10384, 10620, 11672, 11682, 12980, 13131, 14160, 14590, 15576, 16049, 17508, 19470, 21240, 21885, 23344, 23364, 25960, 26262, 29180, 29205, 31152, 32098, 35016, 38940, 42480, 43770, 46728, 48147, 51920, 52524, 58360, 58410, 64196, 65655, 70032, 77880, 80245, 86081, 87540, 93456, 96294, 105048, 116720, 116820, 128392, 131310, 144441, 155760, 160490, 172162, 175080, 192588, 210096, 233640, 240735, 256784, 258243, 262620, 288882, 320980, 344324, 350160, 385176, 430405, 467280, 481470, 516486, 525240, 577764, 641960, 688648, 722205, 770352, 774729, 860810, 946891, 962940, 1032972, 1050480, 1155528, 1283920, 1291215, 1377296, 1444410, 1549458, 1721620, 1893782, 1925880, 2065944, 2311056, 2582430, 2840673, 2888820, 3098916, 3443240, 3787564, 3851760, 3873645, 4131888, 4734455, 5164860, 5681346, 5777640, 6197832, 6886480, 7575128, 7747290, 8522019, 9468910, 10329720, 11362692, 11555280, 12395664, 14203365, 15150256, 15494580, 17044038, 18937820, 20659440, 22725384, 28406730, 30989160, 34088076, 37875640, 42610095, 45450768, 56813460, 61978320, 68176152, 75751280, 85220190, 113626920, 136352304, 170440380, 227253840, 340880760, 681761520]

約数ペア:

[(1, 681761520), (2, 340880760), (3, 227253840), (4, 170440380), (5, 136352304), (6, 113626920), (8, 85220190), (9, 75751280), (10, 68176152), (11, 61978320), (12, 56813460), (15, 45450768), (16, 42610095), (18, 37875640), (20, 34088076), (22, 30989160), (24, 28406730), (30, 22725384), (33, 20659440), (36, 18937820), (40, 17044038), (44, 15494580), (45, 15150256), (48, 14203365), (55, 12395664), (59, 11555280), (60, 11362692), (66, 10329720), (72, 9468910), (80, 8522019), (88, 7747290), (90, 7575128), (99, 6886480), (110, 6197832), (118, 5777640), (120, 5681346), (132, 5164860), (144, 4734455), (165, 4131888), (176, 3873645), (177, 3851760), (180, 3787564), (198, 3443240), (220, 3098916), (236, 2888820), (240, 2840673), (264, 2582430), (295, 2311056), (330, 2065944), (354, 1925880), (360, 1893782), (396, 1721620), (440, 1549458), (472, 1444410), (495, 1377296), (528, 1291215), (531, 1283920), (590, 1155528), (649, 1050480), (660, 1032972), (708, 962940), (720, 946891), (792, 860810), (880, 774729), (885, 770352), (944, 722205), (990, 688648), (1062, 641960), (1180, 577764), (1298, 525240), (1320, 516486), (1416, 481470), (1459, 467280), (1584, 430405), (1770, 385176), (1947, 350160), (1980, 344324), (2124, 320980), (2360, 288882), (2596, 262620), (2640, 258243), (2655, 256784), (2832, 240735), (2918, 233640), (3245, 210096), (3540, 192588), (3894, 175080), (3960, 172162), (4248, 160490), (4377, 155760), (4720, 144441), (5192, 131310), (5310, 128392), (5836, 116820), (5841, 116720), (6490, 105048), (7080, 96294), (7295, 93456), (7788, 87540), (7920, 86081), (8496, 80245), (8754, 77880), (9735, 70032), (10384, 65655), (10620, 64196), (11672, 58410), (11682, 58360), (12980, 52524), (13131, 51920), (14160, 48147), (14590, 46728), (15576, 43770), (16049, 42480), (17508, 38940), (19470, 35016), (21240, 32098), (21885, 31152), (23344, 29205), (23364, 29180), (25960, 26262)]