71241968

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 175417344

約数和(自身を除く): 104175376

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 71, 112, 119, 124, 136, 142, 217, 238, 248, 272, 284, 289, 434, 476, 496, 497, 527, 568, 578, 868, 952, 994, 1054, 1136, 1156, 1207, 1736, 1904, 1988, 2023, 2108, 2201, 2312, 2414, 3472, 3689, 3976, 4046, 4216, 4402, 4624, 4828, 7378, 7952, 8092, 8432, 8449, 8804, 8959, 9656, 14756, 15407, 16184, 16898, 17608, 17918, 19312, 20519, 29512, 30814, 32368, 33796, 35216, 35836, 37417, 41038, 59024, 61628, 62713, 67592, 71672, 74834, 82076, 123256, 125426, 135184, 143344, 143633, 149668, 164152, 246512, 250852, 261919, 287266, 299336, 328304, 501704, 523838, 574532, 598672, 636089, 1003408, 1047676, 1149064, 1272178, 2095352, 2298128, 2544356, 4190704, 4452623, 5088712, 8905246, 10177424, 17810492, 35620984, 71241968]

約数ペア:

[(1, 71241968), (2, 35620984), (4, 17810492), (7, 10177424), (8, 8905246), (14, 5088712), (16, 4452623), (17, 4190704), (28, 2544356), (31, 2298128), (34, 2095352), (56, 1272178), (62, 1149064), (68, 1047676), (71, 1003408), (112, 636089), (119, 598672), (124, 574532), (136, 523838), (142, 501704), (217, 328304), (238, 299336), (248, 287266), (272, 261919), (284, 250852), (289, 246512), (434, 164152), (476, 149668), (496, 143633), (497, 143344), (527, 135184), (568, 125426), (578, 123256), (868, 82076), (952, 74834), (994, 71672), (1054, 67592), (1136, 62713), (1156, 61628), (1207, 59024), (1736, 41038), (1904, 37417), (1988, 35836), (2023, 35216), (2108, 33796), (2201, 32368), (2312, 30814), (2414, 29512), (3472, 20519), (3689, 19312), (3976, 17918), (4046, 17608), (4216, 16898), (4402, 16184), (4624, 15407), (4828, 14756), (7378, 9656), (7952, 8959), (8092, 8804), (8432, 8449)]