79924980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2713}}^1$

素因数の和:3216

約数の個数: 48

約数和(自身を含む): 224328384

約数和(自身を除く): 144403404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2713, 2946, 4910, 5426, 5892, 7365, 8139, 9820, 10852, 13565, 14730, 16278, 27130, 29460, 32556, 40695, 54260, 81390, 162780, 1332083, 2664166, 3996249, 5328332, 6660415, 7992498, 13320830, 15984996, 19981245, 26641660, 39962490, 79924980]

約数ペア:

[(1, 79924980), (2, 39962490), (3, 26641660), (4, 19981245), (5, 15984996), (6, 13320830), (10, 7992498), (12, 6660415), (15, 5328332), (20, 3996249), (30, 2664166), (60, 1332083), (491, 162780), (982, 81390), (1473, 54260), (1964, 40695), (2455, 32556), (2713, 29460), (2946, 27130), (4910, 16278), (5426, 14730), (5892, 13565), (7365, 10852), (8139, 9820)]