981095904

素因数分解:

$2^5\times 3^2\times {\mathrm{1361}}^1\times {\mathrm{2503}}^1$

素因数の和:3880

約数の個数: 72

約数和(自身を含む): 2793156912

約数和(自身を除く): 1812061008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1361, 2503, 2722, 4083, 5006, 5444, 7509, 8166, 10012, 10888, 12249, 15018, 16332, 20024, 21776, 22527, 24498, 30036, 32664, 40048, 43552, 45054, 48996, 60072, 65328, 80096, 90108, 97992, 120144, 130656, 180216, 195984, 240288, 360432, 391968, 720864, 3406583, 6813166, 10219749, 13626332, 20439498, 27252664, 30659247, 40878996, 54505328, 61318494, 81757992, 109010656, 122636988, 163515984, 245273976, 327031968, 490547952, 981095904]

約数ペア:

[(1, 981095904), (2, 490547952), (3, 327031968), (4, 245273976), (6, 163515984), (8, 122636988), (9, 109010656), (12, 81757992), (16, 61318494), (18, 54505328), (24, 40878996), (32, 30659247), (36, 27252664), (48, 20439498), (72, 13626332), (96, 10219749), (144, 6813166), (288, 3406583), (1361, 720864), (2503, 391968), (2722, 360432), (4083, 240288), (5006, 195984), (5444, 180216), (7509, 130656), (8166, 120144), (10012, 97992), (10888, 90108), (12249, 80096), (15018, 65328), (16332, 60072), (20024, 48996), (21776, 45054), (22527, 43552), (24498, 40048), (30036, 32664)]