20180077440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{10937}}^1$

素因数の和:11021

約数の個数: 192

約数和(自身を含む): 66471976080

約数和(自身を除く): 46291898640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 961, 992, 1240, 1488, 1860, 1920, 1922, 1984, 2480, 2883, 2976, 3720, 3844, 3968, 4805, 4960, 5766, 5952, 7440, 7688, 9610, 9920, 10937, 11532, 11904, 14415, 14880, 15376, 19220, 19840, 21874, 23064, 28830, 29760, 30752, 32811, 38440, 43748, 46128, 54685, 57660, 59520, 61504, 65622, 76880, 87496, 92256, 109370, 115320, 123008, 131244, 153760, 164055, 174992, 184512, 218740, 230640, 262488, 307520, 328110, 339047, 349984, 369024, 437480, 461280, 524976, 615040, 656220, 678094, 699968, 874960, 922560, 1017141, 1049952, 1312440, 1356188, 1399936, 1695235, 1749920, 1845120, 2034282, 2099904, 2624880, 2712376, 3390470, 3499840, 4068564, 4199808, 5085705, 5249760, 5424752, 6780940, 6999680, 8137128, 10171410, 10499520, 10510457, 10849504, 13561880, 16274256, 20342820, 20999040, 21020914, 21699008, 27123760, 31531371, 32548512, 40685640, 42041828, 43398016, 52552285, 54247520, 63062742, 65097024, 81371280, 84083656, 105104570, 108495040, 126125484, 130194048, 157656855, 162742560, 168167312, 210209140, 216990080, 252250968, 315313710, 325485120, 336334624, 420418280, 504501936, 630627420, 650970240, 672669248, 840836560, 1009003872, 1261254840, 1345338496, 1681673120, 2018007744, 2522509680, 3363346240, 4036015488, 5045019360, 6726692480, 10090038720, 20180077440]

約数ペア:

[(1, 20180077440), (2, 10090038720), (3, 6726692480), (4, 5045019360), (5, 4036015488), (6, 3363346240), (8, 2522509680), (10, 2018007744), (12, 1681673120), (15, 1345338496), (16, 1261254840), (20, 1009003872), (24, 840836560), (30, 672669248), (31, 650970240), (32, 630627420), (40, 504501936), (48, 420418280), (60, 336334624), (62, 325485120), (64, 315313710), (80, 252250968), (93, 216990080), (96, 210209140), (120, 168167312), (124, 162742560), (128, 157656855), (155, 130194048), (160, 126125484), (186, 108495040), (192, 105104570), (240, 84083656), (248, 81371280), (310, 65097024), (320, 63062742), (372, 54247520), (384, 52552285), (465, 43398016), (480, 42041828), (496, 40685640), (620, 32548512), (640, 31531371), (744, 27123760), (930, 21699008), (960, 21020914), (961, 20999040), (992, 20342820), (1240, 16274256), (1488, 13561880), (1860, 10849504), (1920, 10510457), (1922, 10499520), (1984, 10171410), (2480, 8137128), (2883, 6999680), (2976, 6780940), (3720, 5424752), (3844, 5249760), (3968, 5085705), (4805, 4199808), (4960, 4068564), (5766, 3499840), (5952, 3390470), (7440, 2712376), (7688, 2624880), (9610, 2099904), (9920, 2034282), (10937, 1845120), (11532, 1749920), (11904, 1695235), (14415, 1399936), (14880, 1356188), (15376, 1312440), (19220, 1049952), (19840, 1017141), (21874, 922560), (23064, 874960), (28830, 699968), (29760, 678094), (30752, 656220), (32811, 615040), (38440, 524976), (43748, 461280), (46128, 437480), (54685, 369024), (57660, 349984), (59520, 339047), (61504, 328110), (65622, 307520), (76880, 262488), (87496, 230640), (92256, 218740), (109370, 184512), (115320, 174992), (123008, 164055), (131244, 153760)]