639588528

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:504

約数の個数: 160

約数和(自身を含む): 1913210880

約数和(自身を除く): 1273622352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 163, 186, 216, 248, 279, 293, 326, 372, 432, 489, 496, 558, 586, 652, 744, 837, 879, 978, 1116, 1172, 1304, 1467, 1488, 1674, 1758, 1956, 2232, 2344, 2608, 2637, 2934, 3348, 3516, 3912, 4401, 4464, 4688, 5053, 5274, 5868, 6696, 7032, 7824, 7911, 8802, 9083, 10106, 10548, 11736, 13392, 14064, 15159, 15822, 17604, 18166, 20212, 21096, 23472, 27249, 30318, 31644, 35208, 36332, 40424, 42192, 45477, 47759, 54498, 60636, 63288, 70416, 72664, 80848, 81747, 90954, 95518, 108996, 121272, 126576, 136431, 143277, 145328, 163494, 181908, 191036, 217992, 242544, 245241, 272862, 286554, 326988, 363816, 382072, 429831, 435984, 490482, 545724, 573108, 653976, 727632, 764144, 859662, 980964, 1091448, 1146216, 1289493, 1307952, 1480529, 1719324, 1961928, 2182896, 2292432, 2578986, 2961058, 3438648, 3923856, 4441587, 5157972, 5922116, 6877296, 8883174, 10315944, 11844232, 13324761, 17766348, 20631888, 23688464, 26649522, 35532696, 39974283, 53299044, 71065392, 79948566, 106598088, 159897132, 213196176, 319794264, 639588528]

約数ペア:

[(1, 639588528), (2, 319794264), (3, 213196176), (4, 159897132), (6, 106598088), (8, 79948566), (9, 71065392), (12, 53299044), (16, 39974283), (18, 35532696), (24, 26649522), (27, 23688464), (31, 20631888), (36, 17766348), (48, 13324761), (54, 11844232), (62, 10315944), (72, 8883174), (93, 6877296), (108, 5922116), (124, 5157972), (144, 4441587), (163, 3923856), (186, 3438648), (216, 2961058), (248, 2578986), (279, 2292432), (293, 2182896), (326, 1961928), (372, 1719324), (432, 1480529), (489, 1307952), (496, 1289493), (558, 1146216), (586, 1091448), (652, 980964), (744, 859662), (837, 764144), (879, 727632), (978, 653976), (1116, 573108), (1172, 545724), (1304, 490482), (1467, 435984), (1488, 429831), (1674, 382072), (1758, 363816), (1956, 326988), (2232, 286554), (2344, 272862), (2608, 245241), (2637, 242544), (2934, 217992), (3348, 191036), (3516, 181908), (3912, 163494), (4401, 145328), (4464, 143277), (4688, 136431), (5053, 126576), (5274, 121272), (5868, 108996), (6696, 95518), (7032, 90954), (7824, 81747), (7911, 80848), (8802, 72664), (9083, 70416), (10106, 63288), (10548, 60636), (11736, 54498), (13392, 47759), (14064, 45477), (15159, 42192), (15822, 40424), (17604, 36332), (18166, 35208), (20212, 31644), (21096, 30318), (23472, 27249)]