1240962720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20357}}^1$

素因数の和:20502

約数の個数: 96

約数和(自身を含む): 3940005888

約数和(自身を除く): 2699043168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 381, 480, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 10160, 12192, 15240, 20320, 20357, 30480, 40714, 60960, 61071, 81428, 101785, 122142, 162856, 203570, 244284, 305355, 325712, 407140, 488568, 610710, 651424, 814280, 977136, 1221420, 1628560, 1954272, 2442840, 2585339, 3257120, 4885680, 5170678, 7756017, 9771360, 10341356, 12926695, 15512034, 20682712, 25853390, 31024068, 38780085, 41365424, 51706780, 62048136, 77560170, 82730848, 103413560, 124096272, 155120340, 206827120, 248192544, 310240680, 413654240, 620481360, 1240962720]

約数ペア:

[(1, 1240962720), (2, 620481360), (3, 413654240), (4, 310240680), (5, 248192544), (6, 206827120), (8, 155120340), (10, 124096272), (12, 103413560), (15, 82730848), (16, 77560170), (20, 62048136), (24, 51706780), (30, 41365424), (32, 38780085), (40, 31024068), (48, 25853390), (60, 20682712), (80, 15512034), (96, 12926695), (120, 10341356), (127, 9771360), (160, 7756017), (240, 5170678), (254, 4885680), (381, 3257120), (480, 2585339), (508, 2442840), (635, 1954272), (762, 1628560), (1016, 1221420), (1270, 977136), (1524, 814280), (1905, 651424), (2032, 610710), (2540, 488568), (3048, 407140), (3810, 325712), (4064, 305355), (5080, 244284), (6096, 203570), (7620, 162856), (10160, 122142), (12192, 101785), (15240, 81428), (20320, 61071), (20357, 60960), (30480, 40714)]