20122497720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{48311}}^1$

素因数の和:48430

約数の個数: 192

約数和(自身を含む): 71221550400

約数和(自身を除く): 51099052680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 89, 90, 104, 117, 120, 130, 156, 178, 180, 195, 234, 260, 267, 312, 356, 360, 390, 445, 468, 520, 534, 585, 712, 780, 801, 890, 936, 1068, 1157, 1170, 1335, 1560, 1602, 1780, 2136, 2314, 2340, 2670, 3204, 3471, 3560, 4005, 4628, 4680, 5340, 5785, 6408, 6942, 8010, 9256, 10413, 10680, 11570, 13884, 16020, 17355, 20826, 23140, 27768, 32040, 34710, 41652, 46280, 48311, 52065, 69420, 83304, 96622, 104130, 138840, 144933, 193244, 208260, 241555, 289866, 386488, 416520, 434799, 483110, 579732, 628043, 724665, 869598, 966220, 1159464, 1256086, 1449330, 1739196, 1884129, 1932440, 2173995, 2512172, 2898660, 3140215, 3478392, 3768258, 4299679, 4347990, 5024344, 5652387, 5797320, 6280430, 7536516, 8599358, 8695980, 9420645, 11304774, 12560860, 12899037, 15073032, 17198716, 17391960, 18841290, 21498395, 22609548, 25121720, 25798074, 28261935, 34397432, 37682580, 38697111, 42996790, 45219096, 51596148, 55895827, 56523870, 64495185, 75365160, 77394222, 85993580, 103192296, 111791654, 113047740, 128990370, 154788444, 167687481, 171987160, 193485555, 223583308, 226095480, 257980740, 279479135, 309576888, 335374962, 386971110, 447166616, 503062443, 515961480, 558958270, 670749924, 773942220, 838437405, 1006124886, 1117916540, 1341499848, 1547884440, 1676874810, 2012249772, 2235833080, 2515312215, 3353749620, 4024499544, 5030624430, 6707499240, 10061248860, 20122497720]

約数ペア:

[(1, 20122497720), (2, 10061248860), (3, 6707499240), (4, 5030624430), (5, 4024499544), (6, 3353749620), (8, 2515312215), (9, 2235833080), (10, 2012249772), (12, 1676874810), (13, 1547884440), (15, 1341499848), (18, 1117916540), (20, 1006124886), (24, 838437405), (26, 773942220), (30, 670749924), (36, 558958270), (39, 515961480), (40, 503062443), (45, 447166616), (52, 386971110), (60, 335374962), (65, 309576888), (72, 279479135), (78, 257980740), (89, 226095480), (90, 223583308), (104, 193485555), (117, 171987160), (120, 167687481), (130, 154788444), (156, 128990370), (178, 113047740), (180, 111791654), (195, 103192296), (234, 85993580), (260, 77394222), (267, 75365160), (312, 64495185), (356, 56523870), (360, 55895827), (390, 51596148), (445, 45219096), (468, 42996790), (520, 38697111), (534, 37682580), (585, 34397432), (712, 28261935), (780, 25798074), (801, 25121720), (890, 22609548), (936, 21498395), (1068, 18841290), (1157, 17391960), (1170, 17198716), (1335, 15073032), (1560, 12899037), (1602, 12560860), (1780, 11304774), (2136, 9420645), (2314, 8695980), (2340, 8599358), (2670, 7536516), (3204, 6280430), (3471, 5797320), (3560, 5652387), (4005, 5024344), (4628, 4347990), (4680, 4299679), (5340, 3768258), (5785, 3478392), (6408, 3140215), (6942, 2898660), (8010, 2512172), (9256, 2173995), (10413, 1932440), (10680, 1884129), (11570, 1739196), (13884, 1449330), (16020, 1256086), (17355, 1159464), (20826, 966220), (23140, 869598), (27768, 724665), (32040, 628043), (34710, 579732), (41652, 483110), (46280, 434799), (48311, 416520), (52065, 386488), (69420, 289866), (83304, 241555), (96622, 208260), (104130, 193244), (138840, 144933)]