20047812480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39107}}^1$

素因数の和:39221

約数の個数: 192

約数和(自身を含む): 70007230800

約数和(自身を除く): 49959418320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 144, 160, 178, 180, 192, 240, 267, 288, 320, 356, 360, 384, 445, 480, 534, 576, 640, 712, 720, 801, 890, 960, 1068, 1152, 1335, 1424, 1440, 1602, 1780, 1920, 2136, 2670, 2848, 2880, 3204, 3560, 4005, 4272, 5340, 5696, 5760, 6408, 7120, 8010, 8544, 10680, 11392, 12816, 14240, 16020, 17088, 21360, 25632, 28480, 32040, 34176, 39107, 42720, 51264, 56960, 64080, 78214, 85440, 102528, 117321, 128160, 156428, 170880, 195535, 234642, 256320, 312856, 351963, 391070, 469284, 512640, 586605, 625712, 703926, 782140, 938568, 1173210, 1251424, 1407852, 1564280, 1759815, 1877136, 2346420, 2502848, 2815704, 3128560, 3480523, 3519630, 3754272, 4692840, 5005696, 5631408, 6257120, 6961046, 7039260, 7508544, 9385680, 10441569, 11262816, 12514240, 13922092, 14078520, 15017088, 17402615, 18771360, 20883138, 22525632, 25028480, 27844184, 28157040, 31324707, 34805230, 37542720, 41766276, 45051264, 52207845, 55688368, 56314080, 62649414, 69610460, 75085440, 83532552, 104415690, 111376736, 112628160, 125298828, 139220920, 156623535, 167065104, 208831380, 222753472, 225256320, 250597656, 278441840, 313247070, 334130208, 417662760, 445506944, 501195312, 556883680, 626494140, 668260416, 835325520, 1002390624, 1113767360, 1252988280, 1336520832, 1670651040, 2004781248, 2227534720, 2505976560, 3341302080, 4009562496, 5011953120, 6682604160, 10023906240, 20047812480]

約数ペア:

[(1, 20047812480), (2, 10023906240), (3, 6682604160), (4, 5011953120), (5, 4009562496), (6, 3341302080), (8, 2505976560), (9, 2227534720), (10, 2004781248), (12, 1670651040), (15, 1336520832), (16, 1252988280), (18, 1113767360), (20, 1002390624), (24, 835325520), (30, 668260416), (32, 626494140), (36, 556883680), (40, 501195312), (45, 445506944), (48, 417662760), (60, 334130208), (64, 313247070), (72, 278441840), (80, 250597656), (89, 225256320), (90, 222753472), (96, 208831380), (120, 167065104), (128, 156623535), (144, 139220920), (160, 125298828), (178, 112628160), (180, 111376736), (192, 104415690), (240, 83532552), (267, 75085440), (288, 69610460), (320, 62649414), (356, 56314080), (360, 55688368), (384, 52207845), (445, 45051264), (480, 41766276), (534, 37542720), (576, 34805230), (640, 31324707), (712, 28157040), (720, 27844184), (801, 25028480), (890, 22525632), (960, 20883138), (1068, 18771360), (1152, 17402615), (1335, 15017088), (1424, 14078520), (1440, 13922092), (1602, 12514240), (1780, 11262816), (1920, 10441569), (2136, 9385680), (2670, 7508544), (2848, 7039260), (2880, 6961046), (3204, 6257120), (3560, 5631408), (4005, 5005696), (4272, 4692840), (5340, 3754272), (5696, 3519630), (5760, 3480523), (6408, 3128560), (7120, 2815704), (8010, 2502848), (8544, 2346420), (10680, 1877136), (11392, 1759815), (12816, 1564280), (14240, 1407852), (16020, 1251424), (17088, 1173210), (21360, 938568), (25632, 782140), (28480, 703926), (32040, 625712), (34176, 586605), (39107, 512640), (42720, 469284), (51264, 391070), (56960, 351963), (64080, 312856), (78214, 256320), (85440, 234642), (102528, 195535), (117321, 170880), (128160, 156428)]