15139980

素因数分解:

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

素因数の和:117

約数の個数: 144

約数和(自身を含む): 50168160

約数和(自身を除く): 35028180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 53, 54, 60, 69, 90, 92, 106, 108, 115, 135, 138, 159, 180, 207, 212, 230, 265, 270, 276, 318, 345, 414, 460, 477, 529, 530, 540, 621, 636, 690, 795, 828, 954, 1035, 1058, 1060, 1219, 1242, 1380, 1431, 1587, 1590, 1908, 2070, 2116, 2385, 2438, 2484, 2645, 2862, 3105, 3174, 3180, 3657, 4140, 4761, 4770, 4876, 5290, 5724, 6095, 6210, 6348, 7155, 7314, 7935, 9522, 9540, 10580, 10971, 12190, 12420, 14283, 14310, 14628, 15870, 18285, 19044, 21942, 23805, 24380, 28037, 28566, 28620, 31740, 32913, 36570, 43884, 47610, 54855, 56074, 57132, 65826, 71415, 73140, 84111, 95220, 109710, 112148, 131652, 140185, 142830, 164565, 168222, 219420, 252333, 280370, 285660, 329130, 336444, 420555, 504666, 560740, 658260, 756999, 841110, 1009332, 1261665, 1513998, 1682220, 2523330, 3027996, 3784995, 5046660, 7569990, 15139980]

約数ペア:

[(1, 15139980), (2, 7569990), (3, 5046660), (4, 3784995), (5, 3027996), (6, 2523330), (9, 1682220), (10, 1513998), (12, 1261665), (15, 1009332), (18, 841110), (20, 756999), (23, 658260), (27, 560740), (30, 504666), (36, 420555), (45, 336444), (46, 329130), (53, 285660), (54, 280370), (60, 252333), (69, 219420), (90, 168222), (92, 164565), (106, 142830), (108, 140185), (115, 131652), (135, 112148), (138, 109710), (159, 95220), (180, 84111), (207, 73140), (212, 71415), (230, 65826), (265, 57132), (270, 56074), (276, 54855), (318, 47610), (345, 43884), (414, 36570), (460, 32913), (477, 31740), (529, 28620), (530, 28566), (540, 28037), (621, 24380), (636, 23805), (690, 21942), (795, 19044), (828, 18285), (954, 15870), (1035, 14628), (1058, 14310), (1060, 14283), (1219, 12420), (1242, 12190), (1380, 10971), (1431, 10580), (1587, 9540), (1590, 9522), (1908, 7935), (2070, 7314), (2116, 7155), (2385, 6348), (2438, 6210), (2484, 6095), (2645, 5724), (2862, 5290), (3105, 4876), (3174, 4770), (3180, 4761), (3657, 4140)]