280894656

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 168

約数和(自身を含む): 878525040

約数和(自身を除く): 597630384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 73, 84, 96, 98, 112, 146, 147, 168, 192, 196, 219, 224, 292, 294, 336, 392, 409, 438, 448, 511, 584, 588, 672, 784, 818, 876, 1022, 1168, 1176, 1227, 1344, 1533, 1568, 1636, 1752, 2044, 2336, 2352, 2454, 2863, 3066, 3136, 3272, 3504, 3577, 4088, 4672, 4704, 4908, 5726, 6132, 6544, 7008, 7154, 8176, 8589, 9408, 9816, 10731, 11452, 12264, 13088, 14016, 14308, 16352, 17178, 19632, 20041, 21462, 22904, 24528, 26176, 28616, 29857, 32704, 34356, 39264, 40082, 42924, 45808, 49056, 57232, 59714, 60123, 68712, 78528, 80164, 85848, 89571, 91616, 98112, 114464, 119428, 120246, 137424, 160328, 171696, 179142, 183232, 208999, 228928, 238856, 240492, 274848, 320656, 343392, 358284, 417998, 477712, 480984, 549696, 626997, 641312, 686784, 716568, 835996, 955424, 961968, 1253994, 1282624, 1433136, 1462993, 1671992, 1910848, 1923936, 2507988, 2866272, 2925986, 3343984, 3847872, 4388979, 5015976, 5732544, 5851972, 6687968, 8777958, 10031952, 11703944, 13375936, 17555916, 20063904, 23407888, 35111832, 40127808, 46815776, 70223664, 93631552, 140447328, 280894656]

約数ペア:

[(1, 280894656), (2, 140447328), (3, 93631552), (4, 70223664), (6, 46815776), (7, 40127808), (8, 35111832), (12, 23407888), (14, 20063904), (16, 17555916), (21, 13375936), (24, 11703944), (28, 10031952), (32, 8777958), (42, 6687968), (48, 5851972), (49, 5732544), (56, 5015976), (64, 4388979), (73, 3847872), (84, 3343984), (96, 2925986), (98, 2866272), (112, 2507988), (146, 1923936), (147, 1910848), (168, 1671992), (192, 1462993), (196, 1433136), (219, 1282624), (224, 1253994), (292, 961968), (294, 955424), (336, 835996), (392, 716568), (409, 686784), (438, 641312), (448, 626997), (511, 549696), (584, 480984), (588, 477712), (672, 417998), (784, 358284), (818, 343392), (876, 320656), (1022, 274848), (1168, 240492), (1176, 238856), (1227, 228928), (1344, 208999), (1533, 183232), (1568, 179142), (1636, 171696), (1752, 160328), (2044, 137424), (2336, 120246), (2352, 119428), (2454, 114464), (2863, 98112), (3066, 91616), (3136, 89571), (3272, 85848), (3504, 80164), (3577, 78528), (4088, 68712), (4672, 60123), (4704, 59714), (4908, 57232), (5726, 49056), (6132, 45808), (6544, 42924), (7008, 40082), (7154, 39264), (8176, 34356), (8589, 32704), (9408, 29857), (9816, 28616), (10731, 26176), (11452, 24528), (12264, 22904), (13088, 21462), (14016, 20041), (14308, 19632), (16352, 17178)]