155027180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 420922656

約数和(自身を除く): 265895476

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 73, 77, 98, 110, 140, 146, 154, 196, 197, 220, 245, 292, 308, 365, 385, 394, 490, 511, 539, 730, 770, 788, 803, 980, 985, 1022, 1078, 1379, 1460, 1540, 1606, 1970, 2044, 2156, 2167, 2555, 2695, 2758, 3212, 3577, 3940, 4015, 4334, 5110, 5390, 5516, 5621, 6895, 7154, 8030, 8668, 9653, 10220, 10780, 10835, 11242, 13790, 14308, 14381, 15169, 16060, 17885, 19306, 21670, 22484, 27580, 28105, 28762, 30338, 35770, 38612, 39347, 43340, 48265, 56210, 57524, 60676, 71540, 71905, 75845, 78694, 96530, 100667, 106183, 112420, 143810, 151690, 157388, 158191, 193060, 196735, 201334, 212366, 287620, 303380, 316382, 393470, 402668, 424732, 503335, 530915, 632764, 704669, 786940, 790955, 1006670, 1061830, 1107337, 1409338, 1581910, 2013340, 2123660, 2214674, 2818676, 3163820, 3523345, 4429348, 5536685, 7046690, 7751359, 11073370, 14093380, 15502718, 22146740, 31005436, 38756795, 77513590, 155027180]

約数ペア:

[(1, 155027180), (2, 77513590), (4, 38756795), (5, 31005436), (7, 22146740), (10, 15502718), (11, 14093380), (14, 11073370), (20, 7751359), (22, 7046690), (28, 5536685), (35, 4429348), (44, 3523345), (49, 3163820), (55, 2818676), (70, 2214674), (73, 2123660), (77, 2013340), (98, 1581910), (110, 1409338), (140, 1107337), (146, 1061830), (154, 1006670), (196, 790955), (197, 786940), (220, 704669), (245, 632764), (292, 530915), (308, 503335), (365, 424732), (385, 402668), (394, 393470), (490, 316382), (511, 303380), (539, 287620), (730, 212366), (770, 201334), (788, 196735), (803, 193060), (980, 158191), (985, 157388), (1022, 151690), (1078, 143810), (1379, 112420), (1460, 106183), (1540, 100667), (1606, 96530), (1970, 78694), (2044, 75845), (2156, 71905), (2167, 71540), (2555, 60676), (2695, 57524), (2758, 56210), (3212, 48265), (3577, 43340), (3940, 39347), (4015, 38612), (4334, 35770), (5110, 30338), (5390, 28762), (5516, 28105), (5621, 27580), (6895, 22484), (7154, 21670), (8030, 19306), (8668, 17885), (9653, 16060), (10220, 15169), (10780, 14381), (10835, 14308), (11242, 13790)]