191359980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5237}}^1$

素因数の和:5288

約数の個数: 144

約数和(自身を含む): 686387520

約数和(自身を除く): 495027540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 5237, 6090, 7308, 9135, 10474, 12180, 15711, 18270, 20948, 26185, 31422, 36540, 36659, 47133, 52370, 62844, 73318, 78555, 94266, 104740, 109977, 146636, 151873, 157110, 183295, 188532, 219954, 235665, 303746, 314220, 329931, 366590, 439908, 455619, 471330, 549885, 607492, 659862, 733180, 759365, 911238, 942660, 1063111, 1099770, 1319724, 1366857, 1518730, 1649655, 1822476, 2126222, 2199540, 2278095, 2733714, 3037460, 3189333, 3299310, 4252444, 4556190, 5315555, 5467428, 6378666, 6598620, 6834285, 9112380, 9567999, 10631110, 12757332, 13668570, 15946665, 19135998, 21262220, 27337140, 31893330, 38271996, 47839995, 63786660, 95679990, 191359980]

約数ペア:

[(1, 191359980), (2, 95679990), (3, 63786660), (4, 47839995), (5, 38271996), (6, 31893330), (7, 27337140), (9, 21262220), (10, 19135998), (12, 15946665), (14, 13668570), (15, 12757332), (18, 10631110), (20, 9567999), (21, 9112380), (28, 6834285), (29, 6598620), (30, 6378666), (35, 5467428), (36, 5315555), (42, 4556190), (45, 4252444), (58, 3299310), (60, 3189333), (63, 3037460), (70, 2733714), (84, 2278095), (87, 2199540), (90, 2126222), (105, 1822476), (116, 1649655), (126, 1518730), (140, 1366857), (145, 1319724), (174, 1099770), (180, 1063111), (203, 942660), (210, 911238), (252, 759365), (261, 733180), (290, 659862), (315, 607492), (348, 549885), (406, 471330), (420, 455619), (435, 439908), (522, 366590), (580, 329931), (609, 314220), (630, 303746), (812, 235665), (870, 219954), (1015, 188532), (1044, 183295), (1218, 157110), (1260, 151873), (1305, 146636), (1740, 109977), (1827, 104740), (2030, 94266), (2436, 78555), (2610, 73318), (3045, 62844), (3654, 52370), (4060, 47133), (5220, 36659), (5237, 36540), (6090, 31422), (7308, 26185), (9135, 20948), (10474, 18270), (12180, 15711)]