213386880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15877}}^1$

素因数の和:15906

約数の個数: 128

約数和(自身を含む): 777386880

約数和(自身を除く): 564000000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15877, 31754, 47631, 63508, 79385, 95262, 111139, 127016, 158770, 190524, 222278, 238155, 254032, 317540, 333417, 381048, 444556, 476310, 508064, 555695, 635080, 666834, 762096, 889112, 952620, 1016128, 1111390, 1270160, 1333668, 1524192, 1667085, 1778224, 1905240, 2032256, 2222780, 2540320, 2667336, 3048384, 3334170, 3556448, 3810480, 4445560, 5080640, 5334672, 6096768, 6668340, 7112896, 7620960, 8891120, 10161280, 10669344, 13336680, 14225792, 15241920, 17782240, 21338688, 26673360, 30483840, 35564480, 42677376, 53346720, 71128960, 106693440, 213386880]

約数ペア:

[(1, 213386880), (2, 106693440), (3, 71128960), (4, 53346720), (5, 42677376), (6, 35564480), (7, 30483840), (8, 26673360), (10, 21338688), (12, 17782240), (14, 15241920), (15, 14225792), (16, 13336680), (20, 10669344), (21, 10161280), (24, 8891120), (28, 7620960), (30, 7112896), (32, 6668340), (35, 6096768), (40, 5334672), (42, 5080640), (48, 4445560), (56, 3810480), (60, 3556448), (64, 3334170), (70, 3048384), (80, 2667336), (84, 2540320), (96, 2222780), (105, 2032256), (112, 1905240), (120, 1778224), (128, 1667085), (140, 1524192), (160, 1333668), (168, 1270160), (192, 1111390), (210, 1016128), (224, 952620), (240, 889112), (280, 762096), (320, 666834), (336, 635080), (384, 555695), (420, 508064), (448, 476310), (480, 444556), (560, 381048), (640, 333417), (672, 317540), (840, 254032), (896, 238155), (960, 222278), (1120, 190524), (1344, 158770), (1680, 127016), (1920, 111139), (2240, 95262), (2688, 79385), (3360, 63508), (4480, 47631), (6720, 31754), (13440, 15877)]