265508280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 945992520

約数和(自身を除く): 680484240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 227, 228, 270, 285, 324, 342, 360, 361, 380, 405, 454, 456, 513, 540, 570, 648, 681, 684, 722, 760, 810, 855, 908, 1026, 1080, 1083, 1135, 1140, 1362, 1368, 1444, 1539, 1620, 1710, 1805, 1816, 2043, 2052, 2166, 2270, 2280, 2565, 2724, 2888, 3078, 3240, 3249, 3405, 3420, 3610, 4086, 4104, 4313, 4332, 4540, 5130, 5415, 5448, 6129, 6156, 6498, 6810, 6840, 7220, 7695, 8172, 8626, 8664, 9080, 9747, 10215, 10260, 10830, 12258, 12312, 12939, 12996, 13620, 14440, 15390, 16245, 16344, 17252, 18387, 19494, 20430, 20520, 21565, 21660, 24516, 25878, 25992, 27240, 29241, 30645, 30780, 32490, 34504, 36774, 38817, 38988, 40860, 43130, 43320, 48735, 49032, 51756, 58482, 61290, 61560, 64695, 64980, 73548, 77634, 77976, 81720, 81947, 86260, 91935, 97470, 103512, 116451, 116964, 122580, 129390, 129960, 146205, 147096, 155268, 163894, 172520, 183870, 194085, 194940, 232902, 233928, 245160, 245841, 258780, 292410, 310536, 327788, 349353, 367740, 388170, 389880, 409735, 465804, 491682, 517560, 582255, 584820, 655576, 698706, 735480, 737523, 776340, 819470, 931608, 983364, 1164510, 1169640, 1229205, 1397412, 1475046, 1552680, 1638940, 1746765, 1966728, 2212569, 2329020, 2458410, 2794824, 2950092, 3277880, 3493530, 3687615, 4425138, 4658040, 4916820, 5900184, 6637707, 6987060, 7375230, 8850276, 9833640, 11062845, 13275414, 13974120, 14750460, 17700552, 22125690, 26550828, 29500920, 33188535, 44251380, 53101656, 66377070, 88502760, 132754140, 265508280]

約数ペア:

[(1, 265508280), (2, 132754140), (3, 88502760), (4, 66377070), (5, 53101656), (6, 44251380), (8, 33188535), (9, 29500920), (10, 26550828), (12, 22125690), (15, 17700552), (18, 14750460), (19, 13974120), (20, 13275414), (24, 11062845), (27, 9833640), (30, 8850276), (36, 7375230), (38, 6987060), (40, 6637707), (45, 5900184), (54, 4916820), (57, 4658040), (60, 4425138), (72, 3687615), (76, 3493530), (81, 3277880), (90, 2950092), (95, 2794824), (108, 2458410), (114, 2329020), (120, 2212569), (135, 1966728), (152, 1746765), (162, 1638940), (171, 1552680), (180, 1475046), (190, 1397412), (216, 1229205), (227, 1169640), (228, 1164510), (270, 983364), (285, 931608), (324, 819470), (342, 776340), (360, 737523), (361, 735480), (380, 698706), (405, 655576), (454, 584820), (456, 582255), (513, 517560), (540, 491682), (570, 465804), (648, 409735), (681, 389880), (684, 388170), (722, 367740), (760, 349353), (810, 327788), (855, 310536), (908, 292410), (1026, 258780), (1080, 245841), (1083, 245160), (1135, 233928), (1140, 232902), (1362, 194940), (1368, 194085), (1444, 183870), (1539, 172520), (1620, 163894), (1710, 155268), (1805, 147096), (1816, 146205), (2043, 129960), (2052, 129390), (2166, 122580), (2270, 116964), (2280, 116451), (2565, 103512), (2724, 97470), (2888, 91935), (3078, 86260), (3240, 81947), (3249, 81720), (3405, 77976), (3420, 77634), (3610, 73548), (4086, 64980), (4104, 64695), (4313, 61560), (4332, 61290), (4540, 58482), (5130, 51756), (5415, 49032), (5448, 48735), (6129, 43320), (6156, 43130), (6498, 40860), (6810, 38988), (6840, 38817), (7220, 36774), (7695, 34504), (8172, 32490), (8626, 30780), (8664, 30645), (9080, 29241), (9747, 27240), (10215, 25992), (10260, 25878), (10830, 24516), (12258, 21660), (12312, 21565), (12939, 20520), (12996, 20430), (13620, 19494), (14440, 18387), (15390, 17252), (16245, 16344)]