74778240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 264384000

約数和(自身を除く): 189605760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 29, 30, 32, 34, 40, 48, 51, 58, 60, 64, 68, 79, 80, 85, 87, 96, 102, 116, 120, 128, 136, 145, 158, 160, 170, 174, 192, 204, 232, 237, 240, 255, 272, 290, 316, 320, 340, 348, 384, 395, 408, 435, 464, 474, 480, 493, 510, 544, 580, 632, 640, 680, 696, 790, 816, 870, 928, 948, 960, 986, 1020, 1088, 1160, 1185, 1264, 1343, 1360, 1392, 1479, 1580, 1632, 1740, 1856, 1896, 1920, 1972, 2040, 2176, 2291, 2320, 2370, 2465, 2528, 2686, 2720, 2784, 2958, 3160, 3264, 3480, 3712, 3792, 3944, 4029, 4080, 4582, 4640, 4740, 4930, 5056, 5372, 5440, 5568, 5916, 6320, 6528, 6715, 6873, 6960, 7395, 7584, 7888, 8058, 8160, 9164, 9280, 9480, 9860, 10112, 10744, 10880, 11136, 11455, 11832, 12640, 13430, 13746, 13920, 14790, 15168, 15776, 16116, 16320, 18328, 18560, 18960, 19720, 20145, 21488, 22910, 23664, 25280, 26860, 27492, 27840, 29580, 30336, 31552, 32232, 32640, 34365, 36656, 37920, 38947, 39440, 40290, 42976, 45820, 47328, 50560, 53720, 54984, 55680, 59160, 63104, 64464, 68730, 73312, 75840, 77894, 78880, 80580, 85952, 91640, 94656, 107440, 109968, 116841, 118320, 128928, 137460, 146624, 151680, 155788, 157760, 161160, 171904, 183280, 189312, 194735, 214880, 219936, 233682, 236640, 257856, 274920, 293248, 311576, 315520, 322320, 366560, 389470, 429760, 439872, 467364, 473280, 515712, 549840, 584205, 623152, 644640, 733120, 778940, 859520, 879744, 934728, 946560, 1099680, 1168410, 1246304, 1289280, 1466240, 1557880, 1869456, 2199360, 2336820, 2492608, 2578560, 3115760, 3738912, 4398720, 4673640, 4985216, 6231520, 7477824, 9347280, 12463040, 14955648, 18694560, 24926080, 37389120, 74778240]

約数ペア:

[(1, 74778240), (2, 37389120), (3, 24926080), (4, 18694560), (5, 14955648), (6, 12463040), (8, 9347280), (10, 7477824), (12, 6231520), (15, 4985216), (16, 4673640), (17, 4398720), (20, 3738912), (24, 3115760), (29, 2578560), (30, 2492608), (32, 2336820), (34, 2199360), (40, 1869456), (48, 1557880), (51, 1466240), (58, 1289280), (60, 1246304), (64, 1168410), (68, 1099680), (79, 946560), (80, 934728), (85, 879744), (87, 859520), (96, 778940), (102, 733120), (116, 644640), (120, 623152), (128, 584205), (136, 549840), (145, 515712), (158, 473280), (160, 467364), (170, 439872), (174, 429760), (192, 389470), (204, 366560), (232, 322320), (237, 315520), (240, 311576), (255, 293248), (272, 274920), (290, 257856), (316, 236640), (320, 233682), (340, 219936), (348, 214880), (384, 194735), (395, 189312), (408, 183280), (435, 171904), (464, 161160), (474, 157760), (480, 155788), (493, 151680), (510, 146624), (544, 137460), (580, 128928), (632, 118320), (640, 116841), (680, 109968), (696, 107440), (790, 94656), (816, 91640), (870, 85952), (928, 80580), (948, 78880), (960, 77894), (986, 75840), (1020, 73312), (1088, 68730), (1160, 64464), (1185, 63104), (1264, 59160), (1343, 55680), (1360, 54984), (1392, 53720), (1479, 50560), (1580, 47328), (1632, 45820), (1740, 42976), (1856, 40290), (1896, 39440), (1920, 38947), (1972, 37920), (2040, 36656), (2176, 34365), (2291, 32640), (2320, 32232), (2370, 31552), (2465, 30336), (2528, 29580), (2686, 27840), (2720, 27492), (2784, 26860), (2958, 25280), (3160, 23664), (3264, 22910), (3480, 21488), (3712, 20145), (3792, 19720), (3944, 18960), (4029, 18560), (4080, 18328), (4582, 16320), (4640, 16116), (4740, 15776), (4930, 15168), (5056, 14790), (5372, 13920), (5440, 13746), (5568, 13430), (5916, 12640), (6320, 11832), (6528, 11455), (6715, 11136), (6873, 10880), (6960, 10744), (7395, 10112), (7584, 9860), (7888, 9480), (8058, 9280), (8160, 9164)]