161777196

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 509644800

約数和(自身を除く): 347867604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 47, 54, 58, 63, 84, 87, 94, 108, 116, 126, 141, 157, 174, 188, 189, 203, 252, 261, 282, 314, 329, 348, 378, 406, 423, 471, 522, 564, 609, 628, 658, 756, 783, 812, 846, 942, 987, 1044, 1099, 1218, 1269, 1316, 1363, 1413, 1566, 1692, 1827, 1884, 1974, 2198, 2436, 2538, 2726, 2826, 2961, 3132, 3297, 3654, 3948, 4089, 4239, 4396, 4553, 5076, 5452, 5481, 5652, 5922, 6594, 7308, 7379, 8178, 8478, 8883, 9106, 9541, 9891, 10962, 11844, 12267, 13188, 13659, 14758, 16356, 16956, 17766, 18212, 19082, 19782, 21924, 22137, 24534, 27318, 28623, 29516, 29673, 31871, 35532, 36801, 38164, 39564, 40977, 44274, 49068, 51653, 54636, 57246, 59346, 63742, 66411, 73602, 81954, 85869, 88548, 95613, 103306, 114492, 118692, 122931, 127484, 132822, 147204, 154959, 163908, 171738, 191226, 199233, 206612, 213991, 245862, 257607, 265644, 286839, 309918, 343476, 382452, 398466, 427982, 464877, 491724, 515214, 573678, 619836, 641973, 796932, 855964, 860517, 929754, 1030428, 1147356, 1283946, 1394631, 1497937, 1721034, 1859508, 1925919, 2567892, 2789262, 2995874, 3442068, 3851838, 4493811, 5578524, 5777757, 5991748, 7703676, 8987622, 11555514, 13481433, 17975244, 23111028, 26962866, 40444299, 53925732, 80888598, 161777196]

約数ペア:

[(1, 161777196), (2, 80888598), (3, 53925732), (4, 40444299), (6, 26962866), (7, 23111028), (9, 17975244), (12, 13481433), (14, 11555514), (18, 8987622), (21, 7703676), (27, 5991748), (28, 5777757), (29, 5578524), (36, 4493811), (42, 3851838), (47, 3442068), (54, 2995874), (58, 2789262), (63, 2567892), (84, 1925919), (87, 1859508), (94, 1721034), (108, 1497937), (116, 1394631), (126, 1283946), (141, 1147356), (157, 1030428), (174, 929754), (188, 860517), (189, 855964), (203, 796932), (252, 641973), (261, 619836), (282, 573678), (314, 515214), (329, 491724), (348, 464877), (378, 427982), (406, 398466), (423, 382452), (471, 343476), (522, 309918), (564, 286839), (609, 265644), (628, 257607), (658, 245862), (756, 213991), (783, 206612), (812, 199233), (846, 191226), (942, 171738), (987, 163908), (1044, 154959), (1099, 147204), (1218, 132822), (1269, 127484), (1316, 122931), (1363, 118692), (1413, 114492), (1566, 103306), (1692, 95613), (1827, 88548), (1884, 85869), (1974, 81954), (2198, 73602), (2436, 66411), (2538, 63742), (2726, 59346), (2826, 57246), (2961, 54636), (3132, 51653), (3297, 49068), (3654, 44274), (3948, 40977), (4089, 39564), (4239, 38164), (4396, 36801), (4553, 35532), (5076, 31871), (5452, 29673), (5481, 29516), (5652, 28623), (5922, 27318), (6594, 24534), (7308, 22137), (7379, 21924), (8178, 19782), (8478, 19082), (8883, 18212), (9106, 17766), (9541, 16956), (9891, 16356), (10962, 14758), (11844, 13659), (12267, 13188)]