131216850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 377208000

約数和(自身を除く): 245991150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 103, 114, 149, 150, 171, 190, 206, 225, 285, 298, 309, 342, 447, 450, 475, 515, 570, 618, 745, 855, 894, 927, 950, 1030, 1341, 1425, 1490, 1545, 1710, 1854, 1957, 2235, 2575, 2682, 2831, 2850, 3090, 3725, 3914, 4275, 4470, 4635, 5150, 5662, 5871, 6705, 7450, 7725, 8493, 8550, 9270, 9785, 11175, 11742, 13410, 14155, 15347, 15450, 16986, 17613, 19570, 22350, 23175, 25479, 28310, 29355, 30694, 33525, 35226, 42465, 46041, 46350, 48925, 50958, 58710, 67050, 70775, 76735, 84930, 88065, 92082, 97850, 127395, 138123, 141550, 146775, 153470, 176130, 212325, 230205, 254790, 276246, 291593, 293550, 383675, 424650, 440325, 460410, 583186, 636975, 690615, 767350, 874779, 880650, 1151025, 1273950, 1381230, 1457965, 1749558, 2302050, 2624337, 2915930, 3453075, 4373895, 5248674, 6906150, 7289825, 8747790, 13121685, 14579650, 21869475, 26243370, 43738950, 65608425, 131216850]

約数ペア:

[(1, 131216850), (2, 65608425), (3, 43738950), (5, 26243370), (6, 21869475), (9, 14579650), (10, 13121685), (15, 8747790), (18, 7289825), (19, 6906150), (25, 5248674), (30, 4373895), (38, 3453075), (45, 2915930), (50, 2624337), (57, 2302050), (75, 1749558), (90, 1457965), (95, 1381230), (103, 1273950), (114, 1151025), (149, 880650), (150, 874779), (171, 767350), (190, 690615), (206, 636975), (225, 583186), (285, 460410), (298, 440325), (309, 424650), (342, 383675), (447, 293550), (450, 291593), (475, 276246), (515, 254790), (570, 230205), (618, 212325), (745, 176130), (855, 153470), (894, 146775), (927, 141550), (950, 138123), (1030, 127395), (1341, 97850), (1425, 92082), (1490, 88065), (1545, 84930), (1710, 76735), (1854, 70775), (1957, 67050), (2235, 58710), (2575, 50958), (2682, 48925), (2831, 46350), (2850, 46041), (3090, 42465), (3725, 35226), (3914, 33525), (4275, 30694), (4470, 29355), (4635, 28310), (5150, 25479), (5662, 23175), (5871, 22350), (6705, 19570), (7450, 17613), (7725, 16986), (8493, 15450), (8550, 15347), (9270, 14155), (9785, 13410), (11175, 11742)]