251667540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1291}}^1$

素因数の和:1347

約数の個数: 144

約数和(自身を含む): 826983360

約数和(自身を除く): 575315820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 513, 540, 570, 684, 722, 855, 1026, 1083, 1140, 1291, 1444, 1710, 1805, 2052, 2166, 2565, 2582, 3249, 3420, 3610, 3873, 4332, 5130, 5164, 5415, 6455, 6498, 7220, 7746, 9747, 10260, 10830, 11619, 12910, 12996, 15492, 16245, 19365, 19494, 21660, 23238, 24529, 25820, 32490, 34857, 38730, 38988, 46476, 48735, 49058, 58095, 64980, 69714, 73587, 77460, 97470, 98116, 116190, 122645, 139428, 147174, 174285, 194940, 220761, 232380, 245290, 294348, 348570, 367935, 441522, 466051, 490580, 662283, 697140, 735870, 883044, 932102, 1103805, 1324566, 1398153, 1471740, 1864204, 2207610, 2330255, 2649132, 2796306, 3311415, 4194459, 4415220, 4660510, 5592612, 6622830, 6990765, 8388918, 9321020, 12583377, 13245660, 13981530, 16777836, 20972295, 25166754, 27963060, 41944590, 50333508, 62916885, 83889180, 125833770, 251667540]

約数ペア:

[(1, 251667540), (2, 125833770), (3, 83889180), (4, 62916885), (5, 50333508), (6, 41944590), (9, 27963060), (10, 25166754), (12, 20972295), (15, 16777836), (18, 13981530), (19, 13245660), (20, 12583377), (27, 9321020), (30, 8388918), (36, 6990765), (38, 6622830), (45, 5592612), (54, 4660510), (57, 4415220), (60, 4194459), (76, 3311415), (90, 2796306), (95, 2649132), (108, 2330255), (114, 2207610), (135, 1864204), (171, 1471740), (180, 1398153), (190, 1324566), (228, 1103805), (270, 932102), (285, 883044), (342, 735870), (361, 697140), (380, 662283), (513, 490580), (540, 466051), (570, 441522), (684, 367935), (722, 348570), (855, 294348), (1026, 245290), (1083, 232380), (1140, 220761), (1291, 194940), (1444, 174285), (1710, 147174), (1805, 139428), (2052, 122645), (2166, 116190), (2565, 98116), (2582, 97470), (3249, 77460), (3420, 73587), (3610, 69714), (3873, 64980), (4332, 58095), (5130, 49058), (5164, 48735), (5415, 46476), (6455, 38988), (6498, 38730), (7220, 34857), (7746, 32490), (9747, 25820), (10260, 24529), (10830, 23238), (11619, 21660), (12910, 19494), (12996, 19365), (15492, 16245)]