981512520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{115201}}^1$

素因数の和:115286

約数の個数: 64

約数和(自身を含む): 2986035840

約数和(自身を除く): 2004523320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 115201, 230402, 345603, 460804, 576005, 691206, 921608, 1152010, 1382412, 1728015, 2304020, 2764824, 3456030, 4608040, 6912060, 8179271, 13824120, 16358542, 24537813, 32717084, 40896355, 49075626, 65434168, 81792710, 98151252, 122689065, 163585420, 196302504, 245378130, 327170840, 490756260, 981512520]

約数ペア:

[(1, 981512520), (2, 490756260), (3, 327170840), (4, 245378130), (5, 196302504), (6, 163585420), (8, 122689065), (10, 98151252), (12, 81792710), (15, 65434168), (20, 49075626), (24, 40896355), (30, 32717084), (40, 24537813), (60, 16358542), (71, 13824120), (120, 8179271), (142, 6912060), (213, 4608040), (284, 3456030), (355, 2764824), (426, 2304020), (568, 1728015), (710, 1382412), (852, 1152010), (1065, 921608), (1420, 691206), (1704, 576005), (2130, 460804), (2840, 345603), (4260, 230402), (8520, 115201)]