72483760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 176328000

約数和(自身を除く): 103844240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 157, 199, 232, 290, 314, 398, 464, 580, 628, 785, 796, 995, 1160, 1256, 1570, 1592, 1990, 2320, 2512, 3140, 3184, 3980, 4553, 5771, 6280, 7960, 9106, 11542, 12560, 15920, 18212, 22765, 23084, 28855, 31243, 36424, 45530, 46168, 57710, 62486, 72848, 91060, 92336, 115420, 124972, 156215, 182120, 230840, 249944, 312430, 364240, 461680, 499888, 624860, 906047, 1249720, 1812094, 2499440, 3624188, 4530235, 7248376, 9060470, 14496752, 18120940, 36241880, 72483760]

約数ペア:

[(1, 72483760), (2, 36241880), (4, 18120940), (5, 14496752), (8, 9060470), (10, 7248376), (16, 4530235), (20, 3624188), (29, 2499440), (40, 1812094), (58, 1249720), (80, 906047), (116, 624860), (145, 499888), (157, 461680), (199, 364240), (232, 312430), (290, 249944), (314, 230840), (398, 182120), (464, 156215), (580, 124972), (628, 115420), (785, 92336), (796, 91060), (995, 72848), (1160, 62486), (1256, 57710), (1570, 46168), (1592, 45530), (1990, 36424), (2320, 31243), (2512, 28855), (3140, 23084), (3184, 22765), (3980, 18212), (4553, 15920), (5771, 12560), (6280, 11542), (7960, 9106)]