2781305280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74287}}^1$

素因数の和:74323

約数の個数: 168

約数和(自身を含む): 10302556992

約数和(自身を除く): 7521251712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 2496, 2880, 3120, 3744, 4160, 4680, 6240, 7488, 9360, 12480, 18720, 37440, 74287, 148574, 222861, 297148, 371435, 445722, 594296, 668583, 742870, 891444, 965731, 1114305, 1188592, 1337166, 1485740, 1782888, 1931462, 2228610, 2377184, 2674332, 2897193, 2971480, 3342915, 3565776, 3862924, 4457220, 4754368, 4828655, 5348664, 5794386, 5942960, 6685830, 7131552, 7725848, 8691579, 8914440, 9657310, 10697328, 11588772, 11885920, 13371660, 14263104, 14485965, 15451696, 17383158, 17828880, 19314620, 21394656, 23177544, 23771840, 26743320, 28971930, 30903392, 34766316, 35657760, 38629240, 42789312, 43457895, 46355088, 53486640, 57943860, 61806784, 69532632, 71315520, 77258480, 86915790, 92710176, 106973280, 115887720, 139065264, 154516960, 173831580, 185420352, 213946560, 231775440, 278130528, 309033920, 347663160, 463550880, 556261056, 695326320, 927101760, 1390652640, 2781305280]

約数ペア:

[(1, 2781305280), (2, 1390652640), (3, 927101760), (4, 695326320), (5, 556261056), (6, 463550880), (8, 347663160), (9, 309033920), (10, 278130528), (12, 231775440), (13, 213946560), (15, 185420352), (16, 173831580), (18, 154516960), (20, 139065264), (24, 115887720), (26, 106973280), (30, 92710176), (32, 86915790), (36, 77258480), (39, 71315520), (40, 69532632), (45, 61806784), (48, 57943860), (52, 53486640), (60, 46355088), (64, 43457895), (65, 42789312), (72, 38629240), (78, 35657760), (80, 34766316), (90, 30903392), (96, 28971930), (104, 26743320), (117, 23771840), (120, 23177544), (130, 21394656), (144, 19314620), (156, 17828880), (160, 17383158), (180, 15451696), (192, 14485965), (195, 14263104), (208, 13371660), (234, 11885920), (240, 11588772), (260, 10697328), (288, 9657310), (312, 8914440), (320, 8691579), (360, 7725848), (390, 7131552), (416, 6685830), (468, 5942960), (480, 5794386), (520, 5348664), (576, 4828655), (585, 4754368), (624, 4457220), (720, 3862924), (780, 3565776), (832, 3342915), (936, 2971480), (960, 2897193), (1040, 2674332), (1170, 2377184), (1248, 2228610), (1440, 1931462), (1560, 1782888), (1872, 1485740), (2080, 1337166), (2340, 1188592), (2496, 1114305), (2880, 965731), (3120, 891444), (3744, 742870), (4160, 668583), (4680, 594296), (6240, 445722), (7488, 371435), (9360, 297148), (12480, 222861), (18720, 148574), (37440, 74287)]