210867780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 602784000

約数和(自身を除く): 391916220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 149, 206, 229, 298, 309, 412, 447, 458, 515, 596, 618, 687, 745, 894, 916, 1030, 1145, 1236, 1374, 1490, 1545, 1788, 2060, 2235, 2290, 2748, 2980, 3090, 3435, 4470, 4580, 6180, 6870, 8940, 13740, 15347, 23587, 30694, 34121, 46041, 47174, 61388, 68242, 70761, 76735, 92082, 94348, 102363, 117935, 136484, 141522, 153470, 170605, 184164, 204726, 230205, 235870, 283044, 306940, 341210, 353805, 409452, 460410, 471740, 511815, 682420, 707610, 920820, 1023630, 1415220, 2047260, 3514463, 7028926, 10543389, 14057852, 17572315, 21086778, 35144630, 42173556, 52716945, 70289260, 105433890, 210867780]

約数ペア:

[(1, 210867780), (2, 105433890), (3, 70289260), (4, 52716945), (5, 42173556), (6, 35144630), (10, 21086778), (12, 17572315), (15, 14057852), (20, 10543389), (30, 7028926), (60, 3514463), (103, 2047260), (149, 1415220), (206, 1023630), (229, 920820), (298, 707610), (309, 682420), (412, 511815), (447, 471740), (458, 460410), (515, 409452), (596, 353805), (618, 341210), (687, 306940), (745, 283044), (894, 235870), (916, 230205), (1030, 204726), (1145, 184164), (1236, 170605), (1374, 153470), (1490, 141522), (1545, 136484), (1788, 117935), (2060, 102363), (2235, 94348), (2290, 92082), (2748, 76735), (2980, 70761), (3090, 68242), (3435, 61388), (4470, 47174), (4580, 46041), (6180, 34121), (6870, 30694), (8940, 23587), (13740, 15347)]