87761520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1583}}^1$

素因数の和:1620

約数の個数: 240

約数和(自身を含む): 367690752

約数和(自身を除く): 279929232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1583, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3166, 3465, 3696, 3960, 4620, 4749, 5040, 5544, 6160, 6332, 6930, 7915, 7920, 9240, 9498, 11081, 11088, 12664, 13860, 14247, 15830, 17413, 18480, 18996, 22162, 23745, 25328, 27720, 28494, 31660, 33243, 34826, 37992, 44324, 47490, 52239, 55405, 55440, 56988, 63320, 66486, 69652, 71235, 75984, 87065, 88648, 94980, 99729, 104478, 110810, 113976, 121891, 126640, 132972, 139304, 142470, 156717, 166215, 174130, 177296, 189960, 199458, 208956, 221620, 227952, 243782, 261195, 265944, 278608, 284940, 313434, 332430, 348260, 365673, 379920, 398916, 417912, 443240, 487564, 498645, 522390, 531888, 569880, 609455, 626868, 664860, 696520, 731346, 783585, 797832, 835824, 886480, 975128, 997290, 1044780, 1097019, 1139760, 1218910, 1253736, 1329720, 1393040, 1462692, 1567170, 1595664, 1828365, 1950256, 1994580, 2089560, 2194038, 2437820, 2507472, 2659440, 2925384, 3134340, 3656730, 3989160, 4179120, 4388076, 4875640, 5485095, 5850768, 6268680, 7313460, 7978320, 8776152, 9751280, 10970190, 12537360, 14626920, 17552304, 21940380, 29253840, 43880760, 87761520]

約数ペア:

[(1, 87761520), (2, 43880760), (3, 29253840), (4, 21940380), (5, 17552304), (6, 14626920), (7, 12537360), (8, 10970190), (9, 9751280), (10, 8776152), (11, 7978320), (12, 7313460), (14, 6268680), (15, 5850768), (16, 5485095), (18, 4875640), (20, 4388076), (21, 4179120), (22, 3989160), (24, 3656730), (28, 3134340), (30, 2925384), (33, 2659440), (35, 2507472), (36, 2437820), (40, 2194038), (42, 2089560), (44, 1994580), (45, 1950256), (48, 1828365), (55, 1595664), (56, 1567170), (60, 1462692), (63, 1393040), (66, 1329720), (70, 1253736), (72, 1218910), (77, 1139760), (80, 1097019), (84, 1044780), (88, 997290), (90, 975128), (99, 886480), (105, 835824), (110, 797832), (112, 783585), (120, 731346), (126, 696520), (132, 664860), (140, 626868), (144, 609455), (154, 569880), (165, 531888), (168, 522390), (176, 498645), (180, 487564), (198, 443240), (210, 417912), (220, 398916), (231, 379920), (240, 365673), (252, 348260), (264, 332430), (280, 313434), (308, 284940), (315, 278608), (330, 265944), (336, 261195), (360, 243782), (385, 227952), (396, 221620), (420, 208956), (440, 199458), (462, 189960), (495, 177296), (504, 174130), (528, 166215), (560, 156717), (616, 142470), (630, 139304), (660, 132972), (693, 126640), (720, 121891), (770, 113976), (792, 110810), (840, 104478), (880, 99729), (924, 94980), (990, 88648), (1008, 87065), (1155, 75984), (1232, 71235), (1260, 69652), (1320, 66486), (1386, 63320), (1540, 56988), (1583, 55440), (1584, 55405), (1680, 52239), (1848, 47490), (1980, 44324), (2310, 37992), (2520, 34826), (2640, 33243), (2772, 31660), (3080, 28494), (3166, 27720), (3465, 25328), (3696, 23745), (3960, 22162), (4620, 18996), (4749, 18480), (5040, 17413), (5544, 15830), (6160, 14247), (6332, 13860), (6930, 12664), (7915, 11088), (7920, 11081), (9240, 9498)]