81572760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{653}}^1$

素因数の和:1017

約数の個数: 96

約数和(自身を含む): 266282640

約数和(自身を除く): 184709880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 347, 360, 653, 694, 1041, 1306, 1388, 1735, 1959, 2082, 2612, 2776, 3123, 3265, 3470, 3918, 4164, 5205, 5224, 5877, 6246, 6530, 6940, 7836, 8328, 9795, 10410, 11754, 12492, 13060, 13880, 15615, 15672, 19590, 20820, 23508, 24984, 26120, 29385, 31230, 39180, 41640, 47016, 58770, 62460, 78360, 117540, 124920, 226591, 235080, 453182, 679773, 906364, 1132955, 1359546, 1812728, 2039319, 2265910, 2719092, 3398865, 4078638, 4531820, 5438184, 6797730, 8157276, 9063640, 10196595, 13595460, 16314552, 20393190, 27190920, 40786380, 81572760]

約数ペア:

[(1, 81572760), (2, 40786380), (3, 27190920), (4, 20393190), (5, 16314552), (6, 13595460), (8, 10196595), (9, 9063640), (10, 8157276), (12, 6797730), (15, 5438184), (18, 4531820), (20, 4078638), (24, 3398865), (30, 2719092), (36, 2265910), (40, 2039319), (45, 1812728), (60, 1359546), (72, 1132955), (90, 906364), (120, 679773), (180, 453182), (347, 235080), (360, 226591), (653, 124920), (694, 117540), (1041, 78360), (1306, 62460), (1388, 58770), (1735, 47016), (1959, 41640), (2082, 39180), (2612, 31230), (2776, 29385), (3123, 26120), (3265, 24984), (3470, 23508), (3918, 20820), (4164, 19590), (5205, 15672), (5224, 15615), (5877, 13880), (6246, 13060), (6530, 12492), (6940, 11754), (7836, 10410), (8328, 9795)]