72117808

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:819

約数の個数: 80

約数和(自身を含む): 172756800

約数和(自身を除く): 100638992

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 343, 392, 476, 686, 773, 784, 833, 952, 1372, 1546, 1666, 1904, 2744, 3092, 3332, 5411, 5488, 5831, 6184, 6664, 10822, 11662, 12368, 13141, 13328, 21644, 23324, 26282, 37877, 43288, 46648, 52564, 75754, 86576, 91987, 93296, 105128, 151508, 183974, 210256, 265139, 303016, 367948, 530278, 606032, 643909, 735896, 1060556, 1287818, 1471792, 2121112, 2575636, 4242224, 4507363, 5151272, 9014726, 10302544, 18029452, 36058904, 72117808]

約数ペア:

[(1, 72117808), (2, 36058904), (4, 18029452), (7, 10302544), (8, 9014726), (14, 5151272), (16, 4507363), (17, 4242224), (28, 2575636), (34, 2121112), (49, 1471792), (56, 1287818), (68, 1060556), (98, 735896), (112, 643909), (119, 606032), (136, 530278), (196, 367948), (238, 303016), (272, 265139), (343, 210256), (392, 183974), (476, 151508), (686, 105128), (773, 93296), (784, 91987), (833, 86576), (952, 75754), (1372, 52564), (1546, 46648), (1666, 43288), (1904, 37877), (2744, 26282), (3092, 23324), (3332, 21644), (5411, 13328), (5488, 13141), (5831, 12368), (6184, 11662), (6664, 10822)]