31980840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8597}}^1$

素因数の和:8642

約数の個数: 64

約数和(自身を含む): 99048960

約数和(自身を除く): 67068120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 8597, 17194, 25791, 34388, 42985, 51582, 68776, 85970, 103164, 128955, 171940, 206328, 257910, 266507, 343880, 515820, 533014, 799521, 1031640, 1066028, 1332535, 1599042, 2132056, 2665070, 3198084, 3997605, 5330140, 6396168, 7995210, 10660280, 15990420, 31980840]

約数ペア:

[(1, 31980840), (2, 15990420), (3, 10660280), (4, 7995210), (5, 6396168), (6, 5330140), (8, 3997605), (10, 3198084), (12, 2665070), (15, 2132056), (20, 1599042), (24, 1332535), (30, 1066028), (31, 1031640), (40, 799521), (60, 533014), (62, 515820), (93, 343880), (120, 266507), (124, 257910), (155, 206328), (186, 171940), (248, 128955), (310, 103164), (372, 85970), (465, 68776), (620, 51582), (744, 42985), (930, 34388), (1240, 25791), (1860, 17194), (3720, 8597)]