28877455880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^4\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 320

約数和(自身を含む): 84476355840

約数和(自身を除く): 55598899960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 157, 161, 169, 182, 184, 230, 260, 280, 299, 314, 322, 338, 364, 455, 460, 520, 598, 628, 644, 676, 728, 785, 805, 845, 910, 920, 1099, 1183, 1196, 1256, 1288, 1352, 1495, 1570, 1610, 1690, 1820, 2041, 2093, 2197, 2198, 2366, 2392, 2990, 3140, 3220, 3380, 3611, 3640, 3887, 4082, 4186, 4394, 4396, 4732, 5495, 5915, 5980, 6280, 6440, 6760, 7222, 7774, 8164, 8372, 8788, 8792, 9464, 10205, 10465, 10985, 10990, 11830, 11960, 14287, 14444, 15379, 15548, 16328, 16744, 17576, 18055, 19435, 20410, 20930, 21970, 21980, 23660, 25277, 26533, 27209, 28561, 28574, 28888, 30758, 31096, 36110, 38870, 40820, 41860, 43940, 43960, 46943, 47320, 50531, 50554, 53066, 54418, 57122, 57148, 61516, 71435, 72220, 76895, 77740, 81640, 83720, 87880, 93886, 101062, 101108, 106132, 108836, 114244, 114296, 123032, 126385, 132665, 136045, 142805, 142870, 144440, 153790, 155480, 185731, 187772, 199927, 202124, 202216, 212264, 217672, 228488, 234715, 252655, 252770, 265330, 272090, 285610, 285740, 307580, 328601, 344929, 353717, 371462, 375544, 399854, 404248, 469430, 505310, 505540, 530660, 544180, 571220, 571480, 610259, 615160, 656903, 657202, 689858, 707434, 742924, 799708, 928655, 938860, 999635, 1010620, 1011080, 1061320, 1088360, 1142440, 1220518, 1313806, 1314404, 1379716, 1414868, 1485848, 1599416, 1643005, 1724645, 1768585, 1857310, 1877720, 1999270, 2021240, 2414503, 2441036, 2627612, 2628808, 2759432, 2829736, 3051295, 3284515, 3286010, 3449290, 3537170, 3714620, 3998540, 4271813, 4484077, 4598321, 4829006, 4882072, 5255224, 6102590, 6569030, 6572020, 6898580, 7074340, 7429240, 7933367, 7997080, 8543626, 8968154, 9196642, 9658012, 12072515, 12205180, 13138060, 13144040, 13797160, 14148680, 15866734, 17087252, 17936308, 18393284, 19316024, 21359065, 22420385, 22991605, 24145030, 24410360, 26276120, 31388539, 31733468, 34174504, 35872616, 36786568, 39666835, 42718130, 44840770, 45983210, 48290060, 55533569, 62777078, 63466936, 79333670, 85436260, 89681540, 91966420, 96580120, 103133771, 111067138, 125554156, 156942695, 158667340, 170872520, 179363080, 183932840, 206267542, 222134276, 251108312, 277667845, 313885390, 317334680, 412535084, 444268552, 515668855, 555335690, 627770780, 721936397, 825070168, 1031337710, 1110671380, 1255541560, 1443872794, 2062675420, 2221342760, 2887745588, 3609681985, 4125350840, 5775491176, 7219363970, 14438727940, 28877455880]

約数ペア:

[(1, 28877455880), (2, 14438727940), (4, 7219363970), (5, 5775491176), (7, 4125350840), (8, 3609681985), (10, 2887745588), (13, 2221342760), (14, 2062675420), (20, 1443872794), (23, 1255541560), (26, 1110671380), (28, 1031337710), (35, 825070168), (40, 721936397), (46, 627770780), (52, 555335690), (56, 515668855), (65, 444268552), (70, 412535084), (91, 317334680), (92, 313885390), (104, 277667845), (115, 251108312), (130, 222134276), (140, 206267542), (157, 183932840), (161, 179363080), (169, 170872520), (182, 158667340), (184, 156942695), (230, 125554156), (260, 111067138), (280, 103133771), (299, 96580120), (314, 91966420), (322, 89681540), (338, 85436260), (364, 79333670), (455, 63466936), (460, 62777078), (520, 55533569), (598, 48290060), (628, 45983210), (644, 44840770), (676, 42718130), (728, 39666835), (785, 36786568), (805, 35872616), (845, 34174504), (910, 31733468), (920, 31388539), (1099, 26276120), (1183, 24410360), (1196, 24145030), (1256, 22991605), (1288, 22420385), (1352, 21359065), (1495, 19316024), (1570, 18393284), (1610, 17936308), (1690, 17087252), (1820, 15866734), (2041, 14148680), (2093, 13797160), (2197, 13144040), (2198, 13138060), (2366, 12205180), (2392, 12072515), (2990, 9658012), (3140, 9196642), (3220, 8968154), (3380, 8543626), (3611, 7997080), (3640, 7933367), (3887, 7429240), (4082, 7074340), (4186, 6898580), (4394, 6572020), (4396, 6569030), (4732, 6102590), (5495, 5255224), (5915, 4882072), (5980, 4829006), (6280, 4598321), (6440, 4484077), (6760, 4271813), (7222, 3998540), (7774, 3714620), (8164, 3537170), (8372, 3449290), (8788, 3286010), (8792, 3284515), (9464, 3051295), (10205, 2829736), (10465, 2759432), (10985, 2628808), (10990, 2627612), (11830, 2441036), (11960, 2414503), (14287, 2021240), (14444, 1999270), (15379, 1877720), (15548, 1857310), (16328, 1768585), (16744, 1724645), (17576, 1643005), (18055, 1599416), (19435, 1485848), (20410, 1414868), (20930, 1379716), (21970, 1314404), (21980, 1313806), (23660, 1220518), (25277, 1142440), (26533, 1088360), (27209, 1061320), (28561, 1011080), (28574, 1010620), (28888, 999635), (30758, 938860), (31096, 928655), (36110, 799708), (38870, 742924), (40820, 707434), (41860, 689858), (43940, 657202), (43960, 656903), (46943, 615160), (47320, 610259), (50531, 571480), (50554, 571220), (53066, 544180), (54418, 530660), (57122, 505540), (57148, 505310), (61516, 469430), (71435, 404248), (72220, 399854), (76895, 375544), (77740, 371462), (81640, 353717), (83720, 344929), (87880, 328601), (93886, 307580), (101062, 285740), (101108, 285610), (106132, 272090), (108836, 265330), (114244, 252770), (114296, 252655), (123032, 234715), (126385, 228488), (132665, 217672), (136045, 212264), (142805, 202216), (142870, 202124), (144440, 199927), (153790, 187772), (155480, 185731)]