197720292

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 592860800

約数和(自身を除く): 395140508

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 121, 132, 147, 154, 196, 231, 242, 294, 308, 343, 363, 397, 462, 484, 539, 588, 686, 726, 794, 847, 924, 1029, 1078, 1191, 1372, 1452, 1588, 1617, 1694, 2058, 2156, 2382, 2541, 2779, 3234, 3388, 3773, 4116, 4367, 4764, 5082, 5558, 5929, 6468, 7546, 8337, 8734, 10164, 11116, 11319, 11858, 13101, 15092, 16674, 17468, 17787, 19453, 22638, 23716, 26202, 30569, 33348, 35574, 38906, 41503, 45276, 48037, 52404, 58359, 61138, 71148, 77812, 83006, 91707, 96074, 116718, 122276, 124509, 136171, 144111, 166012, 183414, 192148, 213983, 233436, 249018, 272342, 288222, 336259, 366828, 408513, 427966, 498036, 544684, 576444, 641949, 672518, 817026, 855932, 1008777, 1283898, 1345036, 1497881, 1634052, 2017554, 2353813, 2567796, 2995762, 4035108, 4493643, 4707626, 5991524, 7061439, 8987286, 9415252, 14122878, 16476691, 17974572, 28245756, 32953382, 49430073, 65906764, 98860146, 197720292]

約数ペア:

[(1, 197720292), (2, 98860146), (3, 65906764), (4, 49430073), (6, 32953382), (7, 28245756), (11, 17974572), (12, 16476691), (14, 14122878), (21, 9415252), (22, 8987286), (28, 7061439), (33, 5991524), (42, 4707626), (44, 4493643), (49, 4035108), (66, 2995762), (77, 2567796), (84, 2353813), (98, 2017554), (121, 1634052), (132, 1497881), (147, 1345036), (154, 1283898), (196, 1008777), (231, 855932), (242, 817026), (294, 672518), (308, 641949), (343, 576444), (363, 544684), (397, 498036), (462, 427966), (484, 408513), (539, 366828), (588, 336259), (686, 288222), (726, 272342), (794, 249018), (847, 233436), (924, 213983), (1029, 192148), (1078, 183414), (1191, 166012), (1372, 144111), (1452, 136171), (1588, 124509), (1617, 122276), (1694, 116718), (2058, 96074), (2156, 91707), (2382, 83006), (2541, 77812), (2779, 71148), (3234, 61138), (3388, 58359), (3773, 52404), (4116, 48037), (4367, 45276), (4764, 41503), (5082, 38906), (5558, 35574), (5929, 33348), (6468, 30569), (7546, 26202), (8337, 23716), (8734, 22638), (10164, 19453), (11116, 17787), (11319, 17468), (11858, 16674), (13101, 15092)]