206561520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2371}}^1$

素因数の和:2412

約数の個数: 180

約数和(自身を含む): 762820968

約数和(自身を除く): 556259448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2371, 2420, 2640, 2904, 3630, 3960, 4356, 4742, 4840, 5445, 5808, 7113, 7260, 7920, 8712, 9484, 9680, 10890, 11855, 14226, 14520, 17424, 18968, 21339, 21780, 23710, 26081, 28452, 29040, 35565, 37936, 42678, 43560, 47420, 52162, 56904, 71130, 78243, 85356, 87120, 94840, 104324, 106695, 113808, 130405, 142260, 156486, 170712, 189680, 208648, 213390, 234729, 260810, 284520, 286891, 312972, 341424, 391215, 417296, 426780, 469458, 521620, 569040, 573782, 625944, 782430, 853560, 860673, 938916, 1043240, 1147564, 1173645, 1251888, 1434455, 1564860, 1707120, 1721346, 1877832, 2086480, 2295128, 2347290, 2582019, 2868910, 3129720, 3442692, 3755664, 4303365, 4590256, 4694580, 5164038, 5737820, 6259440, 6885384, 8606730, 9389160, 10328076, 11475640, 12910095, 13770768, 17213460, 18778320, 20656152, 22951280, 25820190, 34426920, 41312304, 51640380, 68853840, 103280760, 206561520]

約数ペア:

[(1, 206561520), (2, 103280760), (3, 68853840), (4, 51640380), (5, 41312304), (6, 34426920), (8, 25820190), (9, 22951280), (10, 20656152), (11, 18778320), (12, 17213460), (15, 13770768), (16, 12910095), (18, 11475640), (20, 10328076), (22, 9389160), (24, 8606730), (30, 6885384), (33, 6259440), (36, 5737820), (40, 5164038), (44, 4694580), (45, 4590256), (48, 4303365), (55, 3755664), (60, 3442692), (66, 3129720), (72, 2868910), (80, 2582019), (88, 2347290), (90, 2295128), (99, 2086480), (110, 1877832), (120, 1721346), (121, 1707120), (132, 1564860), (144, 1434455), (165, 1251888), (176, 1173645), (180, 1147564), (198, 1043240), (220, 938916), (240, 860673), (242, 853560), (264, 782430), (330, 625944), (360, 573782), (363, 569040), (396, 521620), (440, 469458), (484, 426780), (495, 417296), (528, 391215), (605, 341424), (660, 312972), (720, 286891), (726, 284520), (792, 260810), (880, 234729), (968, 213390), (990, 208648), (1089, 189680), (1210, 170712), (1320, 156486), (1452, 142260), (1584, 130405), (1815, 113808), (1936, 106695), (1980, 104324), (2178, 94840), (2371, 87120), (2420, 85356), (2640, 78243), (2904, 71130), (3630, 56904), (3960, 52162), (4356, 47420), (4742, 43560), (4840, 42678), (5445, 37936), (5808, 35565), (7113, 29040), (7260, 28452), (7920, 26081), (8712, 23710), (9484, 21780), (9680, 21339), (10890, 18968), (11855, 17424), (14226, 14520)]