340693472

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 829204992

約数和(自身を除く): 488511520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 43, 49, 56, 62, 86, 98, 112, 124, 163, 172, 196, 217, 224, 248, 301, 326, 344, 392, 434, 496, 602, 652, 688, 784, 868, 992, 1141, 1204, 1304, 1333, 1376, 1519, 1568, 1736, 2107, 2282, 2408, 2608, 2666, 3038, 3472, 4214, 4564, 4816, 5053, 5216, 5332, 6076, 6944, 7009, 7987, 8428, 9128, 9331, 9632, 10106, 10664, 12152, 14018, 15974, 16856, 18256, 18662, 20212, 21328, 24304, 28036, 31948, 33712, 35371, 36512, 37324, 40424, 42656, 48608, 49063, 56072, 63896, 65317, 67424, 70742, 74648, 80848, 98126, 112144, 127792, 130634, 141484, 149296, 161696, 196252, 217279, 224288, 247597, 255584, 261268, 282968, 298592, 343441, 392504, 434558, 495194, 522536, 565936, 686882, 785008, 869116, 990388, 1045072, 1131872, 1373764, 1520953, 1570016, 1738232, 1980776, 2090144, 2747528, 3041906, 3476464, 3961552, 5495056, 6083812, 6952928, 7923104, 10646671, 10990112, 12167624, 21293342, 24335248, 42586684, 48670496, 85173368, 170346736, 340693472]

約数ペア:

[(1, 340693472), (2, 170346736), (4, 85173368), (7, 48670496), (8, 42586684), (14, 24335248), (16, 21293342), (28, 12167624), (31, 10990112), (32, 10646671), (43, 7923104), (49, 6952928), (56, 6083812), (62, 5495056), (86, 3961552), (98, 3476464), (112, 3041906), (124, 2747528), (163, 2090144), (172, 1980776), (196, 1738232), (217, 1570016), (224, 1520953), (248, 1373764), (301, 1131872), (326, 1045072), (344, 990388), (392, 869116), (434, 785008), (496, 686882), (602, 565936), (652, 522536), (688, 495194), (784, 434558), (868, 392504), (992, 343441), (1141, 298592), (1204, 282968), (1304, 261268), (1333, 255584), (1376, 247597), (1519, 224288), (1568, 217279), (1736, 196252), (2107, 161696), (2282, 149296), (2408, 141484), (2608, 130634), (2666, 127792), (3038, 112144), (3472, 98126), (4214, 80848), (4564, 74648), (4816, 70742), (5053, 67424), (5216, 65317), (5332, 63896), (6076, 56072), (6944, 49063), (7009, 48608), (7987, 42656), (8428, 40424), (9128, 37324), (9331, 36512), (9632, 35371), (10106, 33712), (10664, 31948), (12152, 28036), (14018, 24304), (15974, 21328), (16856, 20212), (18256, 18662)]