255776940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 168

約数和(自身を含む): 823002768

約数和(自身を除く): 567225828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 243, 265, 270, 318, 324, 331, 405, 477, 486, 530, 540, 636, 662, 729, 795, 810, 954, 972, 993, 1060, 1215, 1324, 1431, 1458, 1590, 1620, 1655, 1908, 1986, 2385, 2430, 2862, 2916, 2979, 3180, 3310, 3645, 3972, 4293, 4770, 4860, 4965, 5724, 5958, 6620, 7155, 7290, 8586, 8937, 9540, 9930, 11916, 12879, 14310, 14580, 14895, 17172, 17543, 17874, 19860, 21465, 25758, 26811, 28620, 29790, 35086, 35748, 38637, 42930, 44685, 51516, 52629, 53622, 59580, 64395, 70172, 77274, 80433, 85860, 87715, 89370, 105258, 107244, 128790, 134055, 154548, 157887, 160866, 175430, 178740, 193185, 210516, 241299, 257580, 263145, 268110, 315774, 321732, 350860, 386370, 402165, 473661, 482598, 526290, 536220, 631548, 772740, 789435, 804330, 947322, 965196, 1052580, 1206495, 1420983, 1578870, 1608660, 1894644, 2368305, 2412990, 2841966, 3157740, 4262949, 4736610, 4825980, 5683932, 7104915, 8525898, 9473220, 12788847, 14209830, 17051796, 21314745, 25577694, 28419660, 42629490, 51155388, 63944235, 85258980, 127888470, 255776940]

約数ペア:

[(1, 255776940), (2, 127888470), (3, 85258980), (4, 63944235), (5, 51155388), (6, 42629490), (9, 28419660), (10, 25577694), (12, 21314745), (15, 17051796), (18, 14209830), (20, 12788847), (27, 9473220), (30, 8525898), (36, 7104915), (45, 5683932), (53, 4825980), (54, 4736610), (60, 4262949), (81, 3157740), (90, 2841966), (106, 2412990), (108, 2368305), (135, 1894644), (159, 1608660), (162, 1578870), (180, 1420983), (212, 1206495), (243, 1052580), (265, 965196), (270, 947322), (318, 804330), (324, 789435), (331, 772740), (405, 631548), (477, 536220), (486, 526290), (530, 482598), (540, 473661), (636, 402165), (662, 386370), (729, 350860), (795, 321732), (810, 315774), (954, 268110), (972, 263145), (993, 257580), (1060, 241299), (1215, 210516), (1324, 193185), (1431, 178740), (1458, 175430), (1590, 160866), (1620, 157887), (1655, 154548), (1908, 134055), (1986, 128790), (2385, 107244), (2430, 105258), (2862, 89370), (2916, 87715), (2979, 85860), (3180, 80433), (3310, 77274), (3645, 70172), (3972, 64395), (4293, 59580), (4770, 53622), (4860, 52629), (4965, 51516), (5724, 44685), (5958, 42930), (6620, 38637), (7155, 35748), (7290, 35086), (8586, 29790), (8937, 28620), (9540, 26811), (9930, 25758), (11916, 21465), (12879, 19860), (14310, 17874), (14580, 17543), (14895, 17172)]