81393420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{2311}}^1$

素因数の和:2910

約数の個数: 48

約数和(自身を含む): 228388608

約数和(自身を除く): 146995188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 587, 1174, 1761, 2311, 2348, 2935, 3522, 4622, 5870, 6933, 7044, 8805, 9244, 11555, 11740, 13866, 17610, 23110, 27732, 34665, 35220, 46220, 69330, 138660, 1356557, 2713114, 4069671, 5426228, 6782785, 8139342, 13565570, 16278684, 20348355, 27131140, 40696710, 81393420]

約数ペア:

[(1, 81393420), (2, 40696710), (3, 27131140), (4, 20348355), (5, 16278684), (6, 13565570), (10, 8139342), (12, 6782785), (15, 5426228), (20, 4069671), (30, 2713114), (60, 1356557), (587, 138660), (1174, 69330), (1761, 46220), (2311, 35220), (2348, 34665), (2935, 27732), (3522, 23110), (4622, 17610), (5870, 13866), (6933, 11740), (7044, 11555), (8805, 9244)]