306331388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{719}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 612541440

約数和(自身を除く): 306210052

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 421, 506, 719, 842, 1012, 1438, 1684, 2876, 4631, 7909, 9262, 9683, 15818, 16537, 18524, 19366, 31636, 33074, 38732, 66148, 106513, 181907, 213026, 302699, 363814, 426052, 605398, 727628, 1210796, 3329689, 6659378, 6962077, 13318756, 13924154, 27848308, 76582847, 153165694, 306331388]

約数ペア:

[(1, 306331388), (2, 153165694), (4, 76582847), (11, 27848308), (22, 13924154), (23, 13318756), (44, 6962077), (46, 6659378), (92, 3329689), (253, 1210796), (421, 727628), (506, 605398), (719, 426052), (842, 363814), (1012, 302699), (1438, 213026), (1684, 181907), (2876, 106513), (4631, 66148), (7909, 38732), (9262, 33074), (9683, 31636), (15818, 19366), (16537, 18524)]