204519480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3779}}^1$

素因数の和:3845

約数の個数: 128

約数和(自身を含む): 685843200

約数和(自身を除く): 481323720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 615, 660, 820, 902, 984, 1230, 1320, 1353, 1640, 1804, 2255, 2460, 2706, 3608, 3779, 4510, 4920, 5412, 6765, 7558, 9020, 10824, 11337, 13530, 15116, 18040, 18895, 22674, 27060, 30232, 37790, 41569, 45348, 54120, 56685, 75580, 83138, 90696, 113370, 124707, 151160, 154939, 166276, 207845, 226740, 249414, 309878, 332552, 415690, 453480, 464817, 498828, 619756, 623535, 774695, 831380, 929634, 997656, 1239512, 1247070, 1549390, 1662760, 1704329, 1859268, 2324085, 2494140, 3098780, 3408658, 3718536, 4648170, 4988280, 5112987, 6197560, 6817316, 8521645, 9296340, 10225974, 13634632, 17043290, 18592680, 20451948, 25564935, 34086580, 40903896, 51129870, 68173160, 102259740, 204519480]

約数ペア:

[(1, 204519480), (2, 102259740), (3, 68173160), (4, 51129870), (5, 40903896), (6, 34086580), (8, 25564935), (10, 20451948), (11, 18592680), (12, 17043290), (15, 13634632), (20, 10225974), (22, 9296340), (24, 8521645), (30, 6817316), (33, 6197560), (40, 5112987), (41, 4988280), (44, 4648170), (55, 3718536), (60, 3408658), (66, 3098780), (82, 2494140), (88, 2324085), (110, 1859268), (120, 1704329), (123, 1662760), (132, 1549390), (164, 1247070), (165, 1239512), (205, 997656), (220, 929634), (246, 831380), (264, 774695), (328, 623535), (330, 619756), (410, 498828), (440, 464817), (451, 453480), (492, 415690), (615, 332552), (660, 309878), (820, 249414), (902, 226740), (984, 207845), (1230, 166276), (1320, 154939), (1353, 151160), (1640, 124707), (1804, 113370), (2255, 90696), (2460, 83138), (2706, 75580), (3608, 56685), (3779, 54120), (4510, 45348), (4920, 41569), (5412, 37790), (6765, 30232), (7558, 27060), (9020, 22674), (10824, 18895), (11337, 18040), (13530, 15116)]