8118540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 26889408

約数和(自身を除く): 18770868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 37, 45, 46, 53, 60, 69, 74, 90, 92, 106, 111, 115, 138, 148, 159, 180, 185, 207, 212, 222, 230, 265, 276, 318, 333, 345, 370, 414, 444, 460, 477, 530, 555, 636, 666, 690, 740, 795, 828, 851, 954, 1035, 1060, 1110, 1219, 1332, 1380, 1590, 1665, 1702, 1908, 1961, 2070, 2220, 2385, 2438, 2553, 3180, 3330, 3404, 3657, 3922, 4140, 4255, 4770, 4876, 5106, 5883, 6095, 6660, 7314, 7659, 7844, 8510, 9540, 9805, 10212, 10971, 11766, 12190, 12765, 14628, 15318, 17020, 17649, 18285, 19610, 21942, 23532, 24380, 25530, 29415, 30636, 35298, 36570, 38295, 39220, 43884, 45103, 51060, 54855, 58830, 70596, 73140, 76590, 88245, 90206, 109710, 117660, 135309, 153180, 176490, 180412, 219420, 225515, 270618, 352980, 405927, 451030, 541236, 676545, 811854, 902060, 1353090, 1623708, 2029635, 2706180, 4059270, 8118540]

約数ペア:

[(1, 8118540), (2, 4059270), (3, 2706180), (4, 2029635), (5, 1623708), (6, 1353090), (9, 902060), (10, 811854), (12, 676545), (15, 541236), (18, 451030), (20, 405927), (23, 352980), (30, 270618), (36, 225515), (37, 219420), (45, 180412), (46, 176490), (53, 153180), (60, 135309), (69, 117660), (74, 109710), (90, 90206), (92, 88245), (106, 76590), (111, 73140), (115, 70596), (138, 58830), (148, 54855), (159, 51060), (180, 45103), (185, 43884), (207, 39220), (212, 38295), (222, 36570), (230, 35298), (265, 30636), (276, 29415), (318, 25530), (333, 24380), (345, 23532), (370, 21942), (414, 19610), (444, 18285), (460, 17649), (477, 17020), (530, 15318), (555, 14628), (636, 12765), (666, 12190), (690, 11766), (740, 10971), (795, 10212), (828, 9805), (851, 9540), (954, 8510), (1035, 7844), (1060, 7659), (1110, 7314), (1219, 6660), (1332, 6095), (1380, 5883), (1590, 5106), (1665, 4876), (1702, 4770), (1908, 4255), (1961, 4140), (2070, 3922), (2220, 3657), (2385, 3404), (2438, 3330), (2553, 3180)]