17955990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 51105600

約数和(自身を除く): 33149610

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 103, 117, 130, 149, 195, 206, 234, 298, 309, 390, 447, 515, 585, 618, 745, 894, 927, 1030, 1170, 1339, 1341, 1490, 1545, 1854, 1937, 2235, 2678, 2682, 3090, 3874, 4017, 4470, 4635, 5811, 6695, 6705, 8034, 9270, 9685, 11622, 12051, 13390, 13410, 15347, 17433, 19370, 20085, 24102, 29055, 30694, 34866, 40170, 46041, 58110, 60255, 76735, 87165, 92082, 120510, 138123, 153470, 174330, 199511, 230205, 276246, 399022, 460410, 598533, 690615, 997555, 1197066, 1381230, 1795599, 1995110, 2992665, 3591198, 5985330, 8977995, 17955990]

約数ペア:

[(1, 17955990), (2, 8977995), (3, 5985330), (5, 3591198), (6, 2992665), (9, 1995110), (10, 1795599), (13, 1381230), (15, 1197066), (18, 997555), (26, 690615), (30, 598533), (39, 460410), (45, 399022), (65, 276246), (78, 230205), (90, 199511), (103, 174330), (117, 153470), (130, 138123), (149, 120510), (195, 92082), (206, 87165), (234, 76735), (298, 60255), (309, 58110), (390, 46041), (447, 40170), (515, 34866), (585, 30694), (618, 29055), (745, 24102), (894, 20085), (927, 19370), (1030, 17433), (1170, 15347), (1339, 13410), (1341, 13390), (1490, 12051), (1545, 11622), (1854, 9685), (1937, 9270), (2235, 8034), (2678, 6705), (2682, 6695), (3090, 5811), (3874, 4635), (4017, 4470)]