138666320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{883}}^1$

素因数の和:1060

約数の個数: 80

約数和(自身を含む): 349894272

約数和(自身を除く): 211227952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 151, 208, 260, 302, 520, 604, 755, 883, 1040, 1208, 1510, 1766, 1963, 2416, 3020, 3532, 3926, 4415, 6040, 7064, 7852, 8830, 9815, 11479, 12080, 14128, 15704, 17660, 19630, 22958, 31408, 35320, 39260, 45916, 57395, 70640, 78520, 91832, 114790, 133333, 157040, 183664, 229580, 266666, 459160, 533332, 666665, 918320, 1066664, 1333330, 1733329, 2133328, 2666660, 3466658, 5333320, 6933316, 8666645, 10666640, 13866632, 17333290, 27733264, 34666580, 69333160, 138666320]

約数ペア:

[(1, 138666320), (2, 69333160), (4, 34666580), (5, 27733264), (8, 17333290), (10, 13866632), (13, 10666640), (16, 8666645), (20, 6933316), (26, 5333320), (40, 3466658), (52, 2666660), (65, 2133328), (80, 1733329), (104, 1333330), (130, 1066664), (151, 918320), (208, 666665), (260, 533332), (302, 459160), (520, 266666), (604, 229580), (755, 183664), (883, 157040), (1040, 133333), (1208, 114790), (1510, 91832), (1766, 78520), (1963, 70640), (2416, 57395), (3020, 45916), (3532, 39260), (3926, 35320), (4415, 31408), (6040, 22958), (7064, 19630), (7852, 17660), (8830, 15704), (9815, 14128), (11479, 12080)]