647256960

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{5351}}^1$

素因数の和:5386

約数の個数: 256

約数和(自身を含む): 2620339200

約数和(自身を除く): 1973082240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5351, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 10702, 12096, 13440, 15120, 16053, 17280, 20160, 21404, 24192, 26755, 30240, 32106, 37457, 40320, 42808, 48159, 53510, 60480, 64212, 74914, 80265, 85616, 96318, 107020, 112371, 120960, 128424, 144477, 149828, 160530, 171232, 187285, 192636, 214040, 224742, 240795, 256848, 288954, 299656, 321060, 337113, 342464, 374570, 385272, 428080, 449484, 481590, 513696, 561855, 577908, 599312, 642120, 674226, 684928, 722385, 749140, 770544, 856160, 898968, 963180, 1011339, 1027392, 1123710, 1155816, 1198624, 1284240, 1348452, 1444770, 1498280, 1541088, 1685565, 1712320, 1797936, 1926360, 2022678, 2054784, 2247420, 2311632, 2397248, 2568480, 2696904, 2889540, 2996560, 3082176, 3371130, 3424640, 3595872, 3852720, 4045356, 4494840, 4623264, 4794496, 5056695, 5136960, 5393808, 5779080, 5993120, 6164352, 6742260, 7191744, 7705440, 8090712, 8989680, 9246528, 10113390, 10273920, 10787616, 11558160, 11986240, 13484520, 14383488, 15410880, 16181424, 17979360, 18493056, 20226780, 21575232, 23116320, 23972480, 26969040, 30821760, 32362848, 35958720, 40453560, 43150464, 46232640, 53938080, 64725696, 71917440, 80907120, 92465280, 107876160, 129451392, 161814240, 215752320, 323628480, 647256960]

約数ペア:

[(1, 647256960), (2, 323628480), (3, 215752320), (4, 161814240), (5, 129451392), (6, 107876160), (7, 92465280), (8, 80907120), (9, 71917440), (10, 64725696), (12, 53938080), (14, 46232640), (15, 43150464), (16, 40453560), (18, 35958720), (20, 32362848), (21, 30821760), (24, 26969040), (27, 23972480), (28, 23116320), (30, 21575232), (32, 20226780), (35, 18493056), (36, 17979360), (40, 16181424), (42, 15410880), (45, 14383488), (48, 13484520), (54, 11986240), (56, 11558160), (60, 10787616), (63, 10273920), (64, 10113390), (70, 9246528), (72, 8989680), (80, 8090712), (84, 7705440), (90, 7191744), (96, 6742260), (105, 6164352), (108, 5993120), (112, 5779080), (120, 5393808), (126, 5136960), (128, 5056695), (135, 4794496), (140, 4623264), (144, 4494840), (160, 4045356), (168, 3852720), (180, 3595872), (189, 3424640), (192, 3371130), (210, 3082176), (216, 2996560), (224, 2889540), (240, 2696904), (252, 2568480), (270, 2397248), (280, 2311632), (288, 2247420), (315, 2054784), (320, 2022678), (336, 1926360), (360, 1797936), (378, 1712320), (384, 1685565), (420, 1541088), (432, 1498280), (448, 1444770), (480, 1348452), (504, 1284240), (540, 1198624), (560, 1155816), (576, 1123710), (630, 1027392), (640, 1011339), (672, 963180), (720, 898968), (756, 856160), (840, 770544), (864, 749140), (896, 722385), (945, 684928), (960, 674226), (1008, 642120), (1080, 599312), (1120, 577908), (1152, 561855), (1260, 513696), (1344, 481590), (1440, 449484), (1512, 428080), (1680, 385272), (1728, 374570), (1890, 342464), (1920, 337113), (2016, 321060), (2160, 299656), (2240, 288954), (2520, 256848), (2688, 240795), (2880, 224742), (3024, 214040), (3360, 192636), (3456, 187285), (3780, 171232), (4032, 160530), (4320, 149828), (4480, 144477), (5040, 128424), (5351, 120960), (5760, 112371), (6048, 107020), (6720, 96318), (7560, 85616), (8064, 80265), (8640, 74914), (10080, 64212), (10702, 60480), (12096, 53510), (13440, 48159), (15120, 42808), (16053, 40320), (17280, 37457), (20160, 32106), (21404, 30240), (24192, 26755)]