345488980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 794271744

約数和(自身を除く): 448782764

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 53, 74, 92, 106, 115, 148, 185, 212, 230, 265, 370, 383, 460, 530, 740, 766, 851, 1060, 1219, 1532, 1702, 1915, 1961, 2438, 3404, 3830, 3922, 4255, 4876, 6095, 7660, 7844, 8510, 8809, 9805, 12190, 14171, 17020, 17618, 19610, 20299, 24380, 28342, 35236, 39220, 40598, 44045, 45103, 56684, 70855, 81196, 88090, 90206, 101495, 141710, 176180, 180412, 202990, 225515, 283420, 325933, 405980, 451030, 466877, 651866, 751063, 902060, 933754, 1303732, 1502126, 1629665, 1867508, 2334385, 3004252, 3259330, 3755315, 4668770, 6518660, 7510630, 9337540, 15021260, 17274449, 34548898, 69097796, 86372245, 172744490, 345488980]

約数ペア:

[(1, 345488980), (2, 172744490), (4, 86372245), (5, 69097796), (10, 34548898), (20, 17274449), (23, 15021260), (37, 9337540), (46, 7510630), (53, 6518660), (74, 4668770), (92, 3755315), (106, 3259330), (115, 3004252), (148, 2334385), (185, 1867508), (212, 1629665), (230, 1502126), (265, 1303732), (370, 933754), (383, 902060), (460, 751063), (530, 651866), (740, 466877), (766, 451030), (851, 405980), (1060, 325933), (1219, 283420), (1532, 225515), (1702, 202990), (1915, 180412), (1961, 176180), (2438, 141710), (3404, 101495), (3830, 90206), (3922, 88090), (4255, 81196), (4876, 70855), (6095, 56684), (7660, 45103), (7844, 44045), (8510, 40598), (8809, 39220), (9805, 35236), (12190, 28342), (14171, 24380), (17020, 20299), (17618, 19610)]