206812920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 128

約数和(自身を含む): 652147200

約数和(自身を除く): 445334280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 67, 87, 116, 120, 134, 145, 174, 201, 232, 268, 290, 335, 348, 402, 435, 536, 580, 670, 696, 804, 870, 887, 1005, 1160, 1340, 1608, 1740, 1774, 1943, 2010, 2661, 2680, 3480, 3548, 3886, 4020, 4435, 5322, 5829, 7096, 7772, 8040, 8870, 9715, 10644, 11658, 13305, 15544, 17740, 19430, 21288, 23316, 25723, 26610, 29145, 35480, 38860, 46632, 51446, 53220, 58290, 59429, 77169, 77720, 102892, 106440, 116580, 118858, 128615, 154338, 178287, 205784, 233160, 237716, 257230, 297145, 308676, 356574, 385845, 475432, 514460, 594290, 617352, 713148, 771690, 891435, 1028920, 1188580, 1426296, 1543380, 1723441, 1782870, 2377160, 3086760, 3446882, 3565740, 5170323, 6893764, 7131480, 8617205, 10340646, 13787528, 17234410, 20681292, 25851615, 34468820, 41362584, 51703230, 68937640, 103406460, 206812920]

約数ペア:

[(1, 206812920), (2, 103406460), (3, 68937640), (4, 51703230), (5, 41362584), (6, 34468820), (8, 25851615), (10, 20681292), (12, 17234410), (15, 13787528), (20, 10340646), (24, 8617205), (29, 7131480), (30, 6893764), (40, 5170323), (58, 3565740), (60, 3446882), (67, 3086760), (87, 2377160), (116, 1782870), (120, 1723441), (134, 1543380), (145, 1426296), (174, 1188580), (201, 1028920), (232, 891435), (268, 771690), (290, 713148), (335, 617352), (348, 594290), (402, 514460), (435, 475432), (536, 385845), (580, 356574), (670, 308676), (696, 297145), (804, 257230), (870, 237716), (887, 233160), (1005, 205784), (1160, 178287), (1340, 154338), (1608, 128615), (1740, 118858), (1774, 116580), (1943, 106440), (2010, 102892), (2661, 77720), (2680, 77169), (3480, 59429), (3548, 58290), (3886, 53220), (4020, 51446), (4435, 46632), (5322, 38860), (5829, 35480), (7096, 29145), (7772, 26610), (8040, 25723), (8870, 23316), (9715, 21288), (10644, 19430), (11658, 17740), (13305, 15544)]