63980640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 220501008

約数和(自身を除く): 156520368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 283, 288, 314, 360, 471, 480, 566, 628, 720, 785, 849, 942, 1132, 1256, 1413, 1415, 1440, 1570, 1698, 1884, 2264, 2355, 2512, 2547, 2826, 2830, 3140, 3396, 3768, 4245, 4528, 4710, 5024, 5094, 5652, 5660, 6280, 6792, 7065, 7536, 8490, 9056, 9420, 10188, 11304, 11320, 12560, 12735, 13584, 14130, 15072, 16980, 18840, 20376, 22608, 22640, 25120, 25470, 27168, 28260, 33960, 37680, 40752, 44431, 45216, 45280, 50940, 56520, 67920, 75360, 81504, 88862, 101880, 113040, 133293, 135840, 177724, 203760, 222155, 226080, 266586, 355448, 399879, 407520, 444310, 533172, 666465, 710896, 799758, 888620, 1066344, 1332930, 1421792, 1599516, 1777240, 1999395, 2132688, 2665860, 3199032, 3554480, 3998790, 4265376, 5331720, 6398064, 7108960, 7997580, 10663440, 12796128, 15995160, 21326880, 31990320, 63980640]

約数ペア:

[(1, 63980640), (2, 31990320), (3, 21326880), (4, 15995160), (5, 12796128), (6, 10663440), (8, 7997580), (9, 7108960), (10, 6398064), (12, 5331720), (15, 4265376), (16, 3998790), (18, 3554480), (20, 3199032), (24, 2665860), (30, 2132688), (32, 1999395), (36, 1777240), (40, 1599516), (45, 1421792), (48, 1332930), (60, 1066344), (72, 888620), (80, 799758), (90, 710896), (96, 666465), (120, 533172), (144, 444310), (157, 407520), (160, 399879), (180, 355448), (240, 266586), (283, 226080), (288, 222155), (314, 203760), (360, 177724), (471, 135840), (480, 133293), (566, 113040), (628, 101880), (720, 88862), (785, 81504), (849, 75360), (942, 67920), (1132, 56520), (1256, 50940), (1413, 45280), (1415, 45216), (1440, 44431), (1570, 40752), (1698, 37680), (1884, 33960), (2264, 28260), (2355, 27168), (2512, 25470), (2547, 25120), (2826, 22640), (2830, 22608), (3140, 20376), (3396, 18840), (3768, 16980), (4245, 15072), (4528, 14130), (4710, 13584), (5024, 12735), (5094, 12560), (5652, 11320), (5660, 11304), (6280, 10188), (6792, 9420), (7065, 9056), (7536, 8490)]