30647540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2843}}^1$

素因数の和:2877

約数の個数: 72

約数和(自身を含む): 81702432

約数和(自身を除く): 51054892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 2843, 5390, 5686, 10780, 11372, 14215, 19901, 28430, 31273, 39802, 56860, 62546, 79604, 99505, 125092, 139307, 156365, 199010, 218911, 278614, 312730, 398020, 437822, 557228, 625460, 696535, 875644, 1094555, 1393070, 1532377, 2189110, 2786140, 3064754, 4378220, 6129508, 7661885, 15323770, 30647540]

約数ペア:

[(1, 30647540), (2, 15323770), (4, 7661885), (5, 6129508), (7, 4378220), (10, 3064754), (11, 2786140), (14, 2189110), (20, 1532377), (22, 1393070), (28, 1094555), (35, 875644), (44, 696535), (49, 625460), (55, 557228), (70, 437822), (77, 398020), (98, 312730), (110, 278614), (140, 218911), (154, 199010), (196, 156365), (220, 139307), (245, 125092), (308, 99505), (385, 79604), (490, 62546), (539, 56860), (770, 39802), (980, 31273), (1078, 28430), (1540, 19901), (2156, 14215), (2695, 11372), (2843, 10780), (5390, 5686)]