159981984

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 144

約数和(自身を含む): 475517952

約数和(自身を除く): 315535968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 53, 72, 94, 96, 106, 141, 144, 159, 188, 212, 223, 282, 288, 318, 376, 423, 424, 446, 477, 564, 636, 669, 752, 846, 848, 892, 954, 1128, 1272, 1338, 1504, 1692, 1696, 1784, 1908, 2007, 2256, 2491, 2544, 2676, 3384, 3568, 3816, 4014, 4512, 4982, 5088, 5352, 6768, 7136, 7473, 7632, 8028, 9964, 10481, 10704, 11819, 13536, 14946, 15264, 16056, 19928, 20962, 21408, 22419, 23638, 29892, 31443, 32112, 35457, 39856, 41924, 44838, 47276, 59784, 62886, 64224, 70914, 79712, 83848, 89676, 94329, 94552, 106371, 119568, 125772, 141828, 167696, 179352, 188658, 189104, 212742, 239136, 251544, 283656, 335392, 358704, 377316, 378208, 425484, 503088, 555493, 567312, 717408, 754632, 850968, 1006176, 1110986, 1134624, 1509264, 1666479, 1701936, 2221972, 3018528, 3332958, 3403872, 4443944, 4999437, 6665916, 8887888, 9998874, 13331832, 17775776, 19997748, 26663664, 39995496, 53327328, 79990992, 159981984]

約数ペア:

[(1, 159981984), (2, 79990992), (3, 53327328), (4, 39995496), (6, 26663664), (8, 19997748), (9, 17775776), (12, 13331832), (16, 9998874), (18, 8887888), (24, 6665916), (32, 4999437), (36, 4443944), (47, 3403872), (48, 3332958), (53, 3018528), (72, 2221972), (94, 1701936), (96, 1666479), (106, 1509264), (141, 1134624), (144, 1110986), (159, 1006176), (188, 850968), (212, 754632), (223, 717408), (282, 567312), (288, 555493), (318, 503088), (376, 425484), (423, 378208), (424, 377316), (446, 358704), (477, 335392), (564, 283656), (636, 251544), (669, 239136), (752, 212742), (846, 189104), (848, 188658), (892, 179352), (954, 167696), (1128, 141828), (1272, 125772), (1338, 119568), (1504, 106371), (1692, 94552), (1696, 94329), (1784, 89676), (1908, 83848), (2007, 79712), (2256, 70914), (2491, 64224), (2544, 62886), (2676, 59784), (3384, 47276), (3568, 44838), (3816, 41924), (4014, 39856), (4512, 35457), (4982, 32112), (5088, 31443), (5352, 29892), (6768, 23638), (7136, 22419), (7473, 21408), (7632, 20962), (8028, 19928), (9964, 16056), (10481, 15264), (10704, 14946), (11819, 13536)]