161204706

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:500

約数の個数: 72

約数和(自身を含む): 381544020

約数和(自身を除く): 220339314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 197, 234, 269, 338, 394, 507, 538, 591, 807, 1014, 1182, 1521, 1614, 1773, 2421, 2561, 3042, 3497, 3546, 4842, 5122, 6994, 7683, 10491, 15366, 20982, 23049, 31473, 33293, 45461, 46098, 52993, 62946, 66586, 90922, 99879, 105986, 136383, 158979, 199758, 272766, 299637, 317958, 409149, 476937, 599274, 688909, 818298, 953874, 1377818, 2066727, 4133454, 6200181, 8955817, 12400362, 17911634, 26867451, 53734902, 80602353, 161204706]

約数ペア:

[(1, 161204706), (2, 80602353), (3, 53734902), (6, 26867451), (9, 17911634), (13, 12400362), (18, 8955817), (26, 6200181), (39, 4133454), (78, 2066727), (117, 1377818), (169, 953874), (197, 818298), (234, 688909), (269, 599274), (338, 476937), (394, 409149), (507, 317958), (538, 299637), (591, 272766), (807, 199758), (1014, 158979), (1182, 136383), (1521, 105986), (1614, 99879), (1773, 90922), (2421, 66586), (2561, 62946), (3042, 52993), (3497, 46098), (3546, 45461), (4842, 33293), (5122, 31473), (6994, 23049), (7683, 20982), (10491, 15366)]