7720920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{2383}}^1$

素因数の和:2406

約数の個数: 80

約数和(自身を含む): 25961760

約数和(自身を除く): 18240840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 2383, 3240, 4766, 7149, 9532, 11915, 14298, 19064, 21447, 23830, 28596, 35745, 42894, 47660, 57192, 64341, 71490, 85788, 95320, 107235, 128682, 142980, 171576, 193023, 214470, 257364, 285960, 321705, 386046, 428940, 514728, 643410, 772092, 857880, 965115, 1286820, 1544184, 1930230, 2573640, 3860460, 7720920]

約数ペア:

[(1, 7720920), (2, 3860460), (3, 2573640), (4, 1930230), (5, 1544184), (6, 1286820), (8, 965115), (9, 857880), (10, 772092), (12, 643410), (15, 514728), (18, 428940), (20, 386046), (24, 321705), (27, 285960), (30, 257364), (36, 214470), (40, 193023), (45, 171576), (54, 142980), (60, 128682), (72, 107235), (81, 95320), (90, 85788), (108, 71490), (120, 64341), (135, 57192), (162, 47660), (180, 42894), (216, 35745), (270, 28596), (324, 23830), (360, 21447), (405, 19064), (540, 14298), (648, 11915), (810, 9532), (1080, 7149), (1620, 4766), (2383, 3240)]