161980776

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1424

約数の個数: 128

約数和(自身を含む): 490320000

約数和(自身を除く): 328339224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 29, 36, 38, 54, 57, 58, 72, 76, 87, 108, 114, 116, 152, 171, 174, 216, 228, 232, 261, 342, 348, 456, 513, 522, 551, 684, 696, 783, 1026, 1044, 1102, 1361, 1368, 1566, 1653, 2052, 2088, 2204, 2722, 3132, 3306, 4083, 4104, 4408, 4959, 5444, 6264, 6612, 8166, 9918, 10888, 12249, 13224, 14877, 16332, 19836, 24498, 25859, 29754, 32664, 36747, 39469, 39672, 48996, 51718, 59508, 73494, 77577, 78938, 97992, 103436, 118407, 119016, 146988, 155154, 157876, 206872, 232731, 236814, 293976, 310308, 315752, 355221, 465462, 473628, 620616, 698193, 710442, 749911, 930924, 947256, 1065663, 1396386, 1420884, 1499822, 1861848, 2131326, 2249733, 2792772, 2841768, 2999644, 4262652, 4499466, 5585544, 5999288, 6749199, 8525304, 8998932, 13498398, 17997864, 20247597, 26996796, 40495194, 53993592, 80990388, 161980776]

約数ペア:

[(1, 161980776), (2, 80990388), (3, 53993592), (4, 40495194), (6, 26996796), (8, 20247597), (9, 17997864), (12, 13498398), (18, 8998932), (19, 8525304), (24, 6749199), (27, 5999288), (29, 5585544), (36, 4499466), (38, 4262652), (54, 2999644), (57, 2841768), (58, 2792772), (72, 2249733), (76, 2131326), (87, 1861848), (108, 1499822), (114, 1420884), (116, 1396386), (152, 1065663), (171, 947256), (174, 930924), (216, 749911), (228, 710442), (232, 698193), (261, 620616), (342, 473628), (348, 465462), (456, 355221), (513, 315752), (522, 310308), (551, 293976), (684, 236814), (696, 232731), (783, 206872), (1026, 157876), (1044, 155154), (1102, 146988), (1361, 119016), (1368, 118407), (1566, 103436), (1653, 97992), (2052, 78938), (2088, 77577), (2204, 73494), (2722, 59508), (3132, 51718), (3306, 48996), (4083, 39672), (4104, 39469), (4408, 36747), (4959, 32664), (5444, 29754), (6264, 25859), (6612, 24498), (8166, 19836), (9918, 16332), (10888, 14877), (12249, 13224)]