2720666640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{727}}^1$

素因数の和:1277

約数の個数: 160

約数和(自身を含む): 8735440896

約数和(自身を除く): 6014774256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 503, 620, 727, 744, 930, 1006, 1240, 1454, 1488, 1509, 1860, 2012, 2181, 2480, 2515, 2908, 3018, 3635, 3720, 4024, 4362, 5030, 5816, 6036, 7270, 7440, 7545, 8048, 8724, 10060, 10905, 11632, 12072, 14540, 15090, 15593, 17448, 20120, 21810, 22537, 24144, 29080, 30180, 31186, 34896, 40240, 43620, 45074, 46779, 58160, 60360, 62372, 67611, 77965, 87240, 90148, 93558, 112685, 120720, 124744, 135222, 155930, 174480, 180296, 187116, 225370, 233895, 249488, 270444, 311860, 338055, 360592, 365681, 374232, 450740, 467790, 540888, 623720, 676110, 731362, 748464, 901480, 935580, 1081776, 1097043, 1247440, 1352220, 1462724, 1802960, 1828405, 1871160, 2194086, 2704440, 2925448, 3656810, 3742320, 4388172, 5408880, 5485215, 5850896, 7313620, 8776344, 10970430, 11336111, 14627240, 17552688, 21940860, 22672222, 29254480, 34008333, 43881720, 45344444, 56680555, 68016666, 87763440, 90688888, 113361110, 136033332, 170041665, 181377776, 226722220, 272066664, 340083330, 453444440, 544133328, 680166660, 906888880, 1360333320, 2720666640]

約数ペア:

[(1, 2720666640), (2, 1360333320), (3, 906888880), (4, 680166660), (5, 544133328), (6, 453444440), (8, 340083330), (10, 272066664), (12, 226722220), (15, 181377776), (16, 170041665), (20, 136033332), (24, 113361110), (30, 90688888), (31, 87763440), (40, 68016666), (48, 56680555), (60, 45344444), (62, 43881720), (80, 34008333), (93, 29254480), (120, 22672222), (124, 21940860), (155, 17552688), (186, 14627240), (240, 11336111), (248, 10970430), (310, 8776344), (372, 7313620), (465, 5850896), (496, 5485215), (503, 5408880), (620, 4388172), (727, 3742320), (744, 3656810), (930, 2925448), (1006, 2704440), (1240, 2194086), (1454, 1871160), (1488, 1828405), (1509, 1802960), (1860, 1462724), (2012, 1352220), (2181, 1247440), (2480, 1097043), (2515, 1081776), (2908, 935580), (3018, 901480), (3635, 748464), (3720, 731362), (4024, 676110), (4362, 623720), (5030, 540888), (5816, 467790), (6036, 450740), (7270, 374232), (7440, 365681), (7545, 360592), (8048, 338055), (8724, 311860), (10060, 270444), (10905, 249488), (11632, 233895), (12072, 225370), (14540, 187116), (15090, 180296), (15593, 174480), (17448, 155930), (20120, 135222), (21810, 124744), (22537, 120720), (24144, 112685), (29080, 93558), (30180, 90148), (31186, 87240), (34896, 77965), (40240, 67611), (43620, 62372), (45074, 60360), (46779, 58160)]