338636808

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 982425600

約数和(自身を除く): 643788792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 103, 108, 124, 186, 206, 216, 248, 279, 309, 372, 412, 491, 558, 618, 744, 824, 837, 927, 982, 1116, 1236, 1473, 1674, 1854, 1964, 2232, 2472, 2781, 2946, 3193, 3348, 3708, 3928, 4419, 5562, 5892, 6386, 6696, 7416, 8838, 9579, 11124, 11784, 12772, 13257, 15221, 17676, 19158, 22248, 25544, 26514, 28737, 30442, 35352, 38316, 45663, 50573, 53028, 57474, 60884, 76632, 86211, 91326, 101146, 106056, 114948, 121768, 136989, 151719, 172422, 182652, 202292, 229896, 273978, 303438, 344844, 365304, 404584, 410967, 455157, 547956, 606876, 689688, 821934, 910314, 1095912, 1213752, 1365471, 1567763, 1643868, 1820628, 2730942, 3135526, 3287736, 3641256, 4703289, 5461884, 6271052, 9406578, 10923768, 12542104, 14109867, 18813156, 28219734, 37626312, 42329601, 56439468, 84659202, 112878936, 169318404, 338636808]

約数ペア:

[(1, 338636808), (2, 169318404), (3, 112878936), (4, 84659202), (6, 56439468), (8, 42329601), (9, 37626312), (12, 28219734), (18, 18813156), (24, 14109867), (27, 12542104), (31, 10923768), (36, 9406578), (54, 6271052), (62, 5461884), (72, 4703289), (93, 3641256), (103, 3287736), (108, 3135526), (124, 2730942), (186, 1820628), (206, 1643868), (216, 1567763), (248, 1365471), (279, 1213752), (309, 1095912), (372, 910314), (412, 821934), (491, 689688), (558, 606876), (618, 547956), (744, 455157), (824, 410967), (837, 404584), (927, 365304), (982, 344844), (1116, 303438), (1236, 273978), (1473, 229896), (1674, 202292), (1854, 182652), (1964, 172422), (2232, 151719), (2472, 136989), (2781, 121768), (2946, 114948), (3193, 106056), (3348, 101146), (3708, 91326), (3928, 86211), (4419, 76632), (5562, 60884), (5892, 57474), (6386, 53028), (6696, 50573), (7416, 45663), (8838, 38316), (9579, 35352), (11124, 30442), (11784, 28737), (12772, 26514), (13257, 25544), (15221, 22248), (17676, 19158)]