20401188480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 384

約数和(自身を含む): 72520531200

約数和(自身を除く): 52119342720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 179, 180, 188, 192, 235, 240, 282, 288, 320, 358, 360, 376, 384, 421, 423, 470, 480, 537, 564, 576, 640, 705, 716, 720, 752, 842, 846, 895, 940, 960, 1074, 1128, 1152, 1263, 1410, 1432, 1440, 1504, 1611, 1684, 1692, 1790, 1880, 1920, 2105, 2115, 2148, 2256, 2526, 2685, 2820, 2864, 2880, 3008, 3222, 3368, 3384, 3580, 3760, 3789, 4210, 4230, 4296, 4512, 5052, 5370, 5640, 5728, 5760, 6016, 6315, 6444, 6736, 6768, 7160, 7520, 7578, 8055, 8413, 8420, 8460, 8592, 9024, 10104, 10740, 11280, 11456, 12630, 12888, 13472, 13536, 14320, 15040, 15156, 16110, 16826, 16840, 16920, 17184, 18048, 18945, 19787, 20208, 21480, 22560, 22912, 25239, 25260, 25776, 26944, 27072, 28640, 30080, 30312, 32220, 33652, 33680, 33840, 34368, 37890, 39574, 40416, 42065, 42960, 45120, 50478, 50520, 51552, 53888, 54144, 57280, 59361, 60624, 64440, 67304, 67360, 67680, 68736, 75359, 75717, 75780, 79148, 80832, 84130, 85920, 90240, 98935, 100956, 101040, 103104, 114560, 118722, 121248, 126195, 128880, 134608, 134720, 135360, 150718, 151434, 151560, 158296, 161664, 168260, 171840, 178083, 197870, 201912, 202080, 206208, 226077, 237444, 242496, 252390, 257760, 269216, 269440, 270720, 296805, 301436, 302868, 303120, 316592, 336520, 343680, 356166, 376795, 378585, 395740, 403824, 404160, 452154, 474888, 484992, 504780, 515520, 538432, 593610, 602872, 605736, 606240, 633184, 673040, 678231, 712332, 753590, 757170, 791480, 807648, 808320, 890415, 904308, 949776, 1009560, 1031040, 1076864, 1130385, 1187220, 1205744, 1211472, 1212480, 1266368, 1346080, 1356462, 1424664, 1507180, 1514340, 1582960, 1615296, 1780830, 1808616, 1899552, 2019120, 2260770, 2374440, 2411488, 2422944, 2424960, 2532736, 2692160, 2712924, 2849328, 3014360, 3028680, 3165920, 3230592, 3391155, 3541873, 3561660, 3617232, 3799104, 4038240, 4521540, 4748880, 4822976, 4845888, 5384320, 5425848, 5698656, 6028720, 6057360, 6331840, 6782310, 7083746, 7123320, 7234464, 7598208, 8076480, 9043080, 9497760, 9645952, 9691776, 10625619, 10851696, 11397312, 12057440, 12114720, 12663680, 13564620, 14167492, 14246640, 14468928, 16152960, 17709365, 18086160, 18995520, 21251238, 21703392, 22794624, 24114880, 24229440, 27129240, 28334984, 28493280, 28937856, 31876857, 35418730, 36172320, 37991040, 42502476, 43406784, 48229760, 48458880, 53128095, 54258480, 56669968, 56986560, 63753714, 70837460, 72344640, 85004952, 86813568, 106256190, 108516960, 113339936, 113973120, 127507428, 141674920, 144689280, 159384285, 170009904, 212512380, 217033920, 226679872, 255014856, 283349840, 318768570, 340019808, 425024760, 434067840, 453359744, 510029712, 566699680, 637537140, 680039616, 850049520, 1020059424, 1133399360, 1275074280, 1360079232, 1700099040, 2040118848, 2266798720, 2550148560, 3400198080, 4080237696, 5100297120, 6800396160, 10200594240, 20401188480]

約数ペア:

[(1, 20401188480), (2, 10200594240), (3, 6800396160), (4, 5100297120), (5, 4080237696), (6, 3400198080), (8, 2550148560), (9, 2266798720), (10, 2040118848), (12, 1700099040), (15, 1360079232), (16, 1275074280), (18, 1133399360), (20, 1020059424), (24, 850049520), (30, 680039616), (32, 637537140), (36, 566699680), (40, 510029712), (45, 453359744), (47, 434067840), (48, 425024760), (60, 340019808), (64, 318768570), (72, 283349840), (80, 255014856), (90, 226679872), (94, 217033920), (96, 212512380), (120, 170009904), (128, 159384285), (141, 144689280), (144, 141674920), (160, 127507428), (179, 113973120), (180, 113339936), (188, 108516960), (192, 106256190), (235, 86813568), (240, 85004952), (282, 72344640), (288, 70837460), (320, 63753714), (358, 56986560), (360, 56669968), (376, 54258480), (384, 53128095), (421, 48458880), (423, 48229760), (470, 43406784), (480, 42502476), (537, 37991040), (564, 36172320), (576, 35418730), (640, 31876857), (705, 28937856), (716, 28493280), (720, 28334984), (752, 27129240), (842, 24229440), (846, 24114880), (895, 22794624), (940, 21703392), (960, 21251238), (1074, 18995520), (1128, 18086160), (1152, 17709365), (1263, 16152960), (1410, 14468928), (1432, 14246640), (1440, 14167492), (1504, 13564620), (1611, 12663680), (1684, 12114720), (1692, 12057440), (1790, 11397312), (1880, 10851696), (1920, 10625619), (2105, 9691776), (2115, 9645952), (2148, 9497760), (2256, 9043080), (2526, 8076480), (2685, 7598208), (2820, 7234464), (2864, 7123320), (2880, 7083746), (3008, 6782310), (3222, 6331840), (3368, 6057360), (3384, 6028720), (3580, 5698656), (3760, 5425848), (3789, 5384320), (4210, 4845888), (4230, 4822976), (4296, 4748880), (4512, 4521540), (5052, 4038240), (5370, 3799104), (5640, 3617232), (5728, 3561660), (5760, 3541873), (6016, 3391155), (6315, 3230592), (6444, 3165920), (6736, 3028680), (6768, 3014360), (7160, 2849328), (7520, 2712924), (7578, 2692160), (8055, 2532736), (8413, 2424960), (8420, 2422944), (8460, 2411488), (8592, 2374440), (9024, 2260770), (10104, 2019120), (10740, 1899552), (11280, 1808616), (11456, 1780830), (12630, 1615296), (12888, 1582960), (13472, 1514340), (13536, 1507180), (14320, 1424664), (15040, 1356462), (15156, 1346080), (16110, 1266368), (16826, 1212480), (16840, 1211472), (16920, 1205744), (17184, 1187220), (18048, 1130385), (18945, 1076864), (19787, 1031040), (20208, 1009560), (21480, 949776), (22560, 904308), (22912, 890415), (25239, 808320), (25260, 807648), (25776, 791480), (26944, 757170), (27072, 753590), (28640, 712332), (30080, 678231), (30312, 673040), (32220, 633184), (33652, 606240), (33680, 605736), (33840, 602872), (34368, 593610), (37890, 538432), (39574, 515520), (40416, 504780), (42065, 484992), (42960, 474888), (45120, 452154), (50478, 404160), (50520, 403824), (51552, 395740), (53888, 378585), (54144, 376795), (57280, 356166), (59361, 343680), (60624, 336520), (64440, 316592), (67304, 303120), (67360, 302868), (67680, 301436), (68736, 296805), (75359, 270720), (75717, 269440), (75780, 269216), (79148, 257760), (80832, 252390), (84130, 242496), (85920, 237444), (90240, 226077), (98935, 206208), (100956, 202080), (101040, 201912), (103104, 197870), (114560, 178083), (118722, 171840), (121248, 168260), (126195, 161664), (128880, 158296), (134608, 151560), (134720, 151434), (135360, 150718)]