81385440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{169553}}^1$

素因数の和:169571

約数の個数: 48

約数和(自身を含む): 256365648

約数和(自身を除く): 174980208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 169553, 339106, 508659, 678212, 847765, 1017318, 1356424, 1695530, 2034636, 2543295, 2712848, 3391060, 4069272, 5086590, 5425696, 6782120, 8138544, 10173180, 13564240, 16277088, 20346360, 27128480, 40692720, 81385440]

約数ペア:

[(1, 81385440), (2, 40692720), (3, 27128480), (4, 20346360), (5, 16277088), (6, 13564240), (8, 10173180), (10, 8138544), (12, 6782120), (15, 5425696), (16, 5086590), (20, 4069272), (24, 3391060), (30, 2712848), (32, 2543295), (40, 2034636), (48, 1695530), (60, 1356424), (80, 1017318), (96, 847765), (120, 678212), (160, 508659), (240, 339106), (480, 169553)]