72214170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{991}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 198844416

約数和(自身を除く): 126630246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 347, 694, 991, 1041, 1735, 1982, 2082, 2429, 2973, 3470, 4858, 4955, 5205, 5946, 6937, 7287, 9910, 10410, 12145, 13874, 14574, 14865, 20811, 24290, 29730, 34685, 36435, 41622, 69370, 72870, 104055, 208110, 343877, 687754, 1031631, 1719385, 2063262, 2407139, 3438770, 4814278, 5158155, 7221417, 10316310, 12035695, 14442834, 24071390, 36107085, 72214170]

約数ペア:

[(1, 72214170), (2, 36107085), (3, 24071390), (5, 14442834), (6, 12035695), (7, 10316310), (10, 7221417), (14, 5158155), (15, 4814278), (21, 3438770), (30, 2407139), (35, 2063262), (42, 1719385), (70, 1031631), (105, 687754), (210, 343877), (347, 208110), (694, 104055), (991, 72870), (1041, 69370), (1735, 41622), (1982, 36435), (2082, 34685), (2429, 29730), (2973, 24290), (3470, 20811), (4858, 14865), (4955, 14574), (5205, 13874), (5946, 12145), (6937, 10410), (7287, 9910)]