67729760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 190811376

約数和(自身を除く): 123081616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 160, 163, 196, 212, 224, 245, 265, 280, 326, 371, 392, 424, 490, 530, 560, 652, 742, 784, 815, 848, 980, 1060, 1120, 1141, 1304, 1484, 1568, 1630, 1696, 1855, 1960, 2120, 2282, 2597, 2608, 2968, 3260, 3710, 3920, 4240, 4564, 5194, 5216, 5705, 5936, 6520, 7420, 7840, 7987, 8480, 8639, 9128, 10388, 11410, 11872, 12985, 13040, 14840, 15974, 17278, 18256, 20776, 22820, 25970, 26080, 29680, 31948, 34556, 36512, 39935, 41552, 43195, 45640, 51940, 59360, 60473, 63896, 69112, 79870, 83104, 86390, 91280, 103880, 120946, 127792, 138224, 159740, 172780, 182560, 207760, 241892, 255584, 276448, 302365, 319480, 345560, 415520, 423311, 483784, 604730, 638960, 691120, 846622, 967568, 1209460, 1277920, 1382240, 1693244, 1935136, 2116555, 2418920, 3386488, 4233110, 4837840, 6772976, 8466220, 9675680, 13545952, 16932440, 33864880, 67729760]

約数ペア:

[(1, 67729760), (2, 33864880), (4, 16932440), (5, 13545952), (7, 9675680), (8, 8466220), (10, 6772976), (14, 4837840), (16, 4233110), (20, 3386488), (28, 2418920), (32, 2116555), (35, 1935136), (40, 1693244), (49, 1382240), (53, 1277920), (56, 1209460), (70, 967568), (80, 846622), (98, 691120), (106, 638960), (112, 604730), (140, 483784), (160, 423311), (163, 415520), (196, 345560), (212, 319480), (224, 302365), (245, 276448), (265, 255584), (280, 241892), (326, 207760), (371, 182560), (392, 172780), (424, 159740), (490, 138224), (530, 127792), (560, 120946), (652, 103880), (742, 91280), (784, 86390), (815, 83104), (848, 79870), (980, 69112), (1060, 63896), (1120, 60473), (1141, 59360), (1304, 51940), (1484, 45640), (1568, 43195), (1630, 41552), (1696, 39935), (1855, 36512), (1960, 34556), (2120, 31948), (2282, 29680), (2597, 26080), (2608, 25970), (2968, 22820), (3260, 20776), (3710, 18256), (3920, 17278), (4240, 15974), (4564, 14840), (5194, 13040), (5216, 12985), (5705, 11872), (5936, 11410), (6520, 10388), (7420, 9128), (7840, 8639), (7987, 8480)]