81373920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3607}}^1$

素因数の和:3672

約数の個数: 96

約数和(自身を含む): 261854208

約数和(自身を除く): 180480288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 1128, 1410, 1504, 1880, 2256, 2820, 3607, 3760, 4512, 5640, 7214, 7520, 10821, 11280, 14428, 18035, 21642, 22560, 28856, 36070, 43284, 54105, 57712, 72140, 86568, 108210, 115424, 144280, 169529, 173136, 216420, 288560, 339058, 346272, 432840, 508587, 577120, 678116, 847645, 865680, 1017174, 1356232, 1695290, 1731360, 2034348, 2542935, 2712464, 3390580, 4068696, 5085870, 5424928, 6781160, 8137392, 10171740, 13562320, 16274784, 20343480, 27124640, 40686960, 81373920]

約数ペア:

[(1, 81373920), (2, 40686960), (3, 27124640), (4, 20343480), (5, 16274784), (6, 13562320), (8, 10171740), (10, 8137392), (12, 6781160), (15, 5424928), (16, 5085870), (20, 4068696), (24, 3390580), (30, 2712464), (32, 2542935), (40, 2034348), (47, 1731360), (48, 1695290), (60, 1356232), (80, 1017174), (94, 865680), (96, 847645), (120, 678116), (141, 577120), (160, 508587), (188, 432840), (235, 346272), (240, 339058), (282, 288560), (376, 216420), (470, 173136), (480, 169529), (564, 144280), (705, 115424), (752, 108210), (940, 86568), (1128, 72140), (1410, 57712), (1504, 54105), (1880, 43284), (2256, 36070), (2820, 28856), (3607, 22560), (3760, 21642), (4512, 18035), (5640, 14428), (7214, 11280), (7520, 10821)]