168818280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 529200000

約数和(自身を除く): 360381720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 139, 145, 174, 232, 278, 290, 348, 349, 417, 435, 556, 580, 695, 696, 698, 834, 870, 1047, 1112, 1160, 1390, 1396, 1668, 1740, 1745, 2085, 2094, 2780, 2792, 3336, 3480, 3490, 4031, 4170, 4188, 5235, 5560, 6980, 8062, 8340, 8376, 10121, 10470, 12093, 13960, 16124, 16680, 20155, 20242, 20940, 24186, 30363, 32248, 40310, 40484, 41880, 48372, 48511, 50605, 60465, 60726, 80620, 80968, 96744, 97022, 101210, 120930, 121452, 145533, 151815, 161240, 194044, 202420, 241860, 242555, 242904, 291066, 303630, 388088, 404840, 483720, 485110, 582132, 607260, 727665, 970220, 1164264, 1214520, 1406819, 1455330, 1940440, 2813638, 2910660, 4220457, 5627276, 5821320, 7034095, 8440914, 11254552, 14068190, 16881828, 21102285, 28136380, 33763656, 42204570, 56272760, 84409140, 168818280]

約数ペア:

[(1, 168818280), (2, 84409140), (3, 56272760), (4, 42204570), (5, 33763656), (6, 28136380), (8, 21102285), (10, 16881828), (12, 14068190), (15, 11254552), (20, 8440914), (24, 7034095), (29, 5821320), (30, 5627276), (40, 4220457), (58, 2910660), (60, 2813638), (87, 1940440), (116, 1455330), (120, 1406819), (139, 1214520), (145, 1164264), (174, 970220), (232, 727665), (278, 607260), (290, 582132), (348, 485110), (349, 483720), (417, 404840), (435, 388088), (556, 303630), (580, 291066), (695, 242904), (696, 242555), (698, 241860), (834, 202420), (870, 194044), (1047, 161240), (1112, 151815), (1160, 145533), (1390, 121452), (1396, 120930), (1668, 101210), (1740, 97022), (1745, 96744), (2085, 80968), (2094, 80620), (2780, 60726), (2792, 60465), (3336, 50605), (3480, 48511), (3490, 48372), (4031, 41880), (4170, 40484), (4188, 40310), (5235, 32248), (5560, 30363), (6980, 24186), (8062, 20940), (8340, 20242), (8376, 20155), (10121, 16680), (10470, 16124), (12093, 13960)]