171533440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 451105200

約数和(自身を除く): 279571760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 208, 212, 260, 265, 320, 389, 416, 424, 520, 530, 640, 689, 778, 832, 848, 1040, 1060, 1378, 1556, 1664, 1696, 1945, 2080, 2120, 2756, 3112, 3392, 3445, 3890, 4160, 4240, 5057, 5512, 6224, 6784, 6890, 7780, 8320, 8480, 10114, 11024, 12448, 13780, 15560, 16960, 20228, 20617, 22048, 24896, 25285, 27560, 31120, 33920, 40456, 41234, 44096, 49792, 50570, 55120, 62240, 80912, 82468, 88192, 101140, 103085, 110240, 124480, 161824, 164936, 202280, 206170, 220480, 248960, 268021, 323648, 329872, 404560, 412340, 440960, 536042, 647296, 659744, 809120, 824680, 1072084, 1319488, 1340105, 1618240, 1649360, 2144168, 2638976, 2680210, 3236480, 3298720, 4288336, 5360420, 6597440, 8576672, 10720840, 13194880, 17153344, 21441680, 34306688, 42883360, 85766720, 171533440]

約数ペア:

[(1, 171533440), (2, 85766720), (4, 42883360), (5, 34306688), (8, 21441680), (10, 17153344), (13, 13194880), (16, 10720840), (20, 8576672), (26, 6597440), (32, 5360420), (40, 4288336), (52, 3298720), (53, 3236480), (64, 2680210), (65, 2638976), (80, 2144168), (104, 1649360), (106, 1618240), (128, 1340105), (130, 1319488), (160, 1072084), (208, 824680), (212, 809120), (260, 659744), (265, 647296), (320, 536042), (389, 440960), (416, 412340), (424, 404560), (520, 329872), (530, 323648), (640, 268021), (689, 248960), (778, 220480), (832, 206170), (848, 202280), (1040, 164936), (1060, 161824), (1378, 124480), (1556, 110240), (1664, 103085), (1696, 101140), (1945, 88192), (2080, 82468), (2120, 80912), (2756, 62240), (3112, 55120), (3392, 50570), (3445, 49792), (3890, 44096), (4160, 41234), (4240, 40456), (5057, 33920), (5512, 31120), (6224, 27560), (6784, 25285), (6890, 24896), (7780, 22048), (8320, 20617), (8480, 20228), (10114, 16960), (11024, 15560), (12448, 13780)]