1308923520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{681731}}^1$

素因数の和:681753

約数の個数: 64

約数和(自身を含む): 4172199840

約数和(自身を除く): 2863276320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 681731, 1363462, 2045193, 2726924, 3408655, 4090386, 5453848, 6817310, 8180772, 10225965, 10907696, 13634620, 16361544, 20451930, 21815392, 27269240, 32723088, 40903860, 43630784, 54538480, 65446176, 81807720, 87261568, 109076960, 130892352, 163615440, 218153920, 261784704, 327230880, 436307840, 654461760, 1308923520]

約数ペア:

[(1, 1308923520), (2, 654461760), (3, 436307840), (4, 327230880), (5, 261784704), (6, 218153920), (8, 163615440), (10, 130892352), (12, 109076960), (15, 87261568), (16, 81807720), (20, 65446176), (24, 54538480), (30, 43630784), (32, 40903860), (40, 32723088), (48, 27269240), (60, 21815392), (64, 20451930), (80, 16361544), (96, 13634620), (120, 10907696), (128, 10225965), (160, 8180772), (192, 6817310), (240, 5453848), (320, 4090386), (384, 3408655), (480, 2726924), (640, 2045193), (960, 1363462), (1920, 681731)]