161504784

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 180

約数和(自身を含む): 538072704

約数和(自身を除く): 376567920

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 49, 56, 63, 72, 84, 94, 98, 112, 126, 141, 144, 147, 168, 188, 196, 252, 282, 294, 329, 336, 376, 392, 423, 441, 487, 504, 564, 588, 658, 752, 784, 846, 882, 974, 987, 1008, 1128, 1176, 1316, 1461, 1692, 1764, 1948, 1974, 2256, 2303, 2352, 2632, 2922, 2961, 3384, 3409, 3528, 3896, 3948, 4383, 4606, 5264, 5844, 5922, 6768, 6818, 6909, 7056, 7792, 7896, 8766, 9212, 10227, 11688, 11844, 13636, 13818, 15792, 17532, 18424, 20454, 20727, 22889, 23376, 23688, 23863, 27272, 27636, 30681, 35064, 36848, 40908, 41454, 45778, 47376, 47726, 54544, 55272, 61362, 68667, 70128, 71589, 81816, 82908, 91556, 95452, 110544, 122724, 137334, 143178, 160223, 163632, 165816, 183112, 190904, 206001, 214767, 245448, 274668, 286356, 320446, 331632, 366224, 381808, 412002, 429534, 480669, 490896, 549336, 572712, 640892, 824004, 859068, 961338, 1098672, 1121561, 1145424, 1281784, 1442007, 1648008, 1718136, 1922676, 2243122, 2563568, 2884014, 3296016, 3364683, 3436272, 3845352, 4486244, 5768028, 6729366, 7690704, 8972488, 10094049, 11536056, 13458732, 17944976, 20188098, 23072112, 26917464, 40376196, 53834928, 80752392, 161504784]

約数ペア:

[(1, 161504784), (2, 80752392), (3, 53834928), (4, 40376196), (6, 26917464), (7, 23072112), (8, 20188098), (9, 17944976), (12, 13458732), (14, 11536056), (16, 10094049), (18, 8972488), (21, 7690704), (24, 6729366), (28, 5768028), (36, 4486244), (42, 3845352), (47, 3436272), (48, 3364683), (49, 3296016), (56, 2884014), (63, 2563568), (72, 2243122), (84, 1922676), (94, 1718136), (98, 1648008), (112, 1442007), (126, 1281784), (141, 1145424), (144, 1121561), (147, 1098672), (168, 961338), (188, 859068), (196, 824004), (252, 640892), (282, 572712), (294, 549336), (329, 490896), (336, 480669), (376, 429534), (392, 412002), (423, 381808), (441, 366224), (487, 331632), (504, 320446), (564, 286356), (588, 274668), (658, 245448), (752, 214767), (784, 206001), (846, 190904), (882, 183112), (974, 165816), (987, 163632), (1008, 160223), (1128, 143178), (1176, 137334), (1316, 122724), (1461, 110544), (1692, 95452), (1764, 91556), (1948, 82908), (1974, 81816), (2256, 71589), (2303, 70128), (2352, 68667), (2632, 61362), (2922, 55272), (2961, 54544), (3384, 47726), (3409, 47376), (3528, 45778), (3896, 41454), (3948, 40908), (4383, 36848), (4606, 35064), (5264, 30681), (5844, 27636), (5922, 27272), (6768, 23863), (6818, 23688), (6909, 23376), (7056, 22889), (7792, 20727), (7896, 20454), (8766, 18424), (9212, 17532), (10227, 15792), (11688, 13818), (11844, 13636)]