290018960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 888693120

約数和(自身を除く): 598674160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 89, 92, 110, 112, 115, 140, 154, 161, 176, 178, 184, 220, 230, 253, 280, 308, 322, 356, 368, 385, 440, 445, 460, 506, 529, 560, 616, 623, 644, 712, 770, 805, 880, 890, 920, 979, 1012, 1058, 1232, 1246, 1265, 1288, 1424, 1540, 1610, 1771, 1780, 1840, 1958, 2024, 2047, 2116, 2492, 2530, 2576, 2645, 3080, 3115, 3220, 3542, 3560, 3703, 3916, 4048, 4094, 4232, 4895, 4984, 5060, 5290, 5819, 6160, 6230, 6440, 6853, 7084, 7120, 7406, 7832, 8188, 8464, 8855, 9790, 9968, 10120, 10235, 10580, 11638, 12460, 12880, 13706, 14168, 14329, 14812, 15664, 16376, 17710, 18515, 19580, 20240, 20470, 21160, 22517, 23276, 24920, 27412, 28336, 28658, 29095, 29624, 32752, 34265, 35420, 37030, 39160, 40733, 40940, 42320, 45034, 46552, 47081, 49840, 54824, 57316, 58190, 59248, 68530, 70840, 71645, 74060, 78320, 81466, 81880, 90068, 93104, 94162, 109648, 112585, 114632, 116380, 137060, 141680, 143290, 148120, 157619, 162932, 163760, 180136, 188324, 203665, 225170, 229264, 232760, 235405, 274120, 286580, 296240, 315238, 325864, 329567, 360272, 376648, 407330, 450340, 465520, 470810, 517891, 548240, 573160, 630476, 651728, 659134, 753296, 788095, 814660, 900680, 941620, 1035782, 1146320, 1260952, 1318268, 1576190, 1629320, 1647835, 1801360, 1883240, 2071564, 2521904, 2589455, 2636536, 3152380, 3258640, 3295670, 3625237, 3766480, 4143128, 5178910, 5273072, 6304760, 6591340, 7250474, 8286256, 10357820, 12609520, 13182680, 14500948, 18126185, 20715640, 26365360, 29001896, 36252370, 41431280, 58003792, 72504740, 145009480, 290018960]

約数ペア:

[(1, 290018960), (2, 145009480), (4, 72504740), (5, 58003792), (7, 41431280), (8, 36252370), (10, 29001896), (11, 26365360), (14, 20715640), (16, 18126185), (20, 14500948), (22, 13182680), (23, 12609520), (28, 10357820), (35, 8286256), (40, 7250474), (44, 6591340), (46, 6304760), (55, 5273072), (56, 5178910), (70, 4143128), (77, 3766480), (80, 3625237), (88, 3295670), (89, 3258640), (92, 3152380), (110, 2636536), (112, 2589455), (115, 2521904), (140, 2071564), (154, 1883240), (161, 1801360), (176, 1647835), (178, 1629320), (184, 1576190), (220, 1318268), (230, 1260952), (253, 1146320), (280, 1035782), (308, 941620), (322, 900680), (356, 814660), (368, 788095), (385, 753296), (440, 659134), (445, 651728), (460, 630476), (506, 573160), (529, 548240), (560, 517891), (616, 470810), (623, 465520), (644, 450340), (712, 407330), (770, 376648), (805, 360272), (880, 329567), (890, 325864), (920, 315238), (979, 296240), (1012, 286580), (1058, 274120), (1232, 235405), (1246, 232760), (1265, 229264), (1288, 225170), (1424, 203665), (1540, 188324), (1610, 180136), (1771, 163760), (1780, 162932), (1840, 157619), (1958, 148120), (2024, 143290), (2047, 141680), (2116, 137060), (2492, 116380), (2530, 114632), (2576, 112585), (2645, 109648), (3080, 94162), (3115, 93104), (3220, 90068), (3542, 81880), (3560, 81466), (3703, 78320), (3916, 74060), (4048, 71645), (4094, 70840), (4232, 68530), (4895, 59248), (4984, 58190), (5060, 57316), (5290, 54824), (5819, 49840), (6160, 47081), (6230, 46552), (6440, 45034), (6853, 42320), (7084, 40940), (7120, 40733), (7406, 39160), (7832, 37030), (8188, 35420), (8464, 34265), (8855, 32752), (9790, 29624), (9968, 29095), (10120, 28658), (10235, 28336), (10580, 27412), (11638, 24920), (12460, 23276), (12880, 22517), (13706, 21160), (14168, 20470), (14329, 20240), (14812, 19580), (15664, 18515), (16376, 17710)]