156964360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 421344000

約数和(自身を除く): 264379640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 109, 139, 140, 148, 185, 218, 259, 278, 280, 296, 370, 436, 518, 545, 556, 695, 740, 763, 872, 973, 1036, 1090, 1112, 1295, 1390, 1480, 1526, 1946, 2072, 2180, 2590, 2780, 3052, 3815, 3892, 4033, 4360, 4865, 5143, 5180, 5560, 6104, 7630, 7784, 8066, 9730, 10286, 10360, 15151, 15260, 16132, 19460, 20165, 20572, 25715, 28231, 30302, 30520, 32264, 36001, 38920, 40330, 41144, 51430, 56462, 60604, 72002, 75755, 80660, 102860, 106057, 112924, 121208, 141155, 144004, 151510, 161320, 180005, 205720, 212114, 225848, 282310, 288008, 303020, 360010, 424228, 530285, 560587, 564620, 606040, 720020, 848456, 1060570, 1121174, 1129240, 1440040, 2121140, 2242348, 2802935, 3924109, 4242280, 4484696, 5605870, 7848218, 11211740, 15696436, 19620545, 22423480, 31392872, 39241090, 78482180, 156964360]

約数ペア:

[(1, 156964360), (2, 78482180), (4, 39241090), (5, 31392872), (7, 22423480), (8, 19620545), (10, 15696436), (14, 11211740), (20, 7848218), (28, 5605870), (35, 4484696), (37, 4242280), (40, 3924109), (56, 2802935), (70, 2242348), (74, 2121140), (109, 1440040), (139, 1129240), (140, 1121174), (148, 1060570), (185, 848456), (218, 720020), (259, 606040), (278, 564620), (280, 560587), (296, 530285), (370, 424228), (436, 360010), (518, 303020), (545, 288008), (556, 282310), (695, 225848), (740, 212114), (763, 205720), (872, 180005), (973, 161320), (1036, 151510), (1090, 144004), (1112, 141155), (1295, 121208), (1390, 112924), (1480, 106057), (1526, 102860), (1946, 80660), (2072, 75755), (2180, 72002), (2590, 60604), (2780, 56462), (3052, 51430), (3815, 41144), (3892, 40330), (4033, 38920), (4360, 36001), (4865, 32264), (5143, 30520), (5180, 30302), (5560, 28231), (6104, 25715), (7630, 20572), (7784, 20165), (8066, 19460), (9730, 16132), (10286, 15260), (10360, 15151)]