31565310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 89385120

約数和(自身を除く): 57819810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 109, 147, 197, 210, 218, 245, 294, 327, 394, 490, 545, 591, 654, 735, 763, 985, 1090, 1182, 1379, 1470, 1526, 1635, 1970, 2289, 2758, 2955, 3270, 3815, 4137, 4578, 5341, 5910, 6895, 7630, 8274, 9653, 10682, 11445, 13790, 16023, 19306, 20685, 21473, 22890, 26705, 28959, 32046, 41370, 42946, 48265, 53410, 57918, 64419, 80115, 96530, 107365, 128838, 144795, 150311, 160230, 214730, 289590, 300622, 322095, 450933, 644190, 751555, 901866, 1052177, 1503110, 2104354, 2254665, 3156531, 4509330, 5260885, 6313062, 10521770, 15782655, 31565310]

約数ペア:

[(1, 31565310), (2, 15782655), (3, 10521770), (5, 6313062), (6, 5260885), (7, 4509330), (10, 3156531), (14, 2254665), (15, 2104354), (21, 1503110), (30, 1052177), (35, 901866), (42, 751555), (49, 644190), (70, 450933), (98, 322095), (105, 300622), (109, 289590), (147, 214730), (197, 160230), (210, 150311), (218, 144795), (245, 128838), (294, 107365), (327, 96530), (394, 80115), (490, 64419), (545, 57918), (591, 53410), (654, 48265), (735, 42946), (763, 41370), (985, 32046), (1090, 28959), (1182, 26705), (1379, 22890), (1470, 21473), (1526, 20685), (1635, 19306), (1970, 16023), (2289, 13790), (2758, 11445), (2955, 10682), (3270, 9653), (3815, 8274), (4137, 7630), (4578, 6895), (5341, 5910)]