491342436

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 1475324928

約数和(自身を除く): 983982492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 53, 54, 62, 71, 78, 81, 93, 106, 108, 117, 124, 142, 156, 159, 162, 186, 212, 213, 234, 279, 284, 318, 324, 351, 372, 403, 426, 468, 477, 558, 636, 639, 689, 702, 806, 837, 852, 923, 954, 1053, 1116, 1209, 1278, 1378, 1404, 1431, 1612, 1643, 1674, 1846, 1908, 1917, 2067, 2106, 2201, 2418, 2511, 2556, 2756, 2769, 2862, 3286, 3348, 3627, 3692, 3763, 3834, 4134, 4212, 4293, 4402, 4836, 4929, 5022, 5538, 5724, 5751, 6201, 6572, 6603, 7254, 7526, 7668, 8268, 8307, 8586, 8804, 9858, 10044, 10881, 11076, 11289, 11502, 12402, 13206, 14508, 14787, 15052, 16614, 17172, 18603, 19716, 19809, 21359, 21762, 22578, 23004, 24804, 24921, 26412, 28613, 29574, 32643, 33228, 33867, 37206, 39618, 42718, 43524, 44361, 45156, 48919, 49842, 55809, 57226, 59148, 59427, 64077, 65286, 67734, 74412, 74763, 79236, 85436, 85839, 88722, 97838, 99684, 101601, 111618, 114452, 116653, 118854, 128154, 130572, 133083, 135468, 146757, 149526, 171678, 177444, 178281, 192231, 195676, 203202, 223236, 233306, 237708, 256308, 257517, 266166, 293514, 299052, 304803, 343356, 349959, 356562, 384462, 406404, 440271, 466612, 515034, 532332, 576693, 587028, 609606, 699918, 713124, 768924, 772551, 880542, 1030068, 1049877, 1153386, 1219212, 1320813, 1399836, 1516489, 1545102, 1730079, 1761084, 2099754, 2306772, 2317653, 2641626, 3032978, 3090204, 3149631, 3460158, 3962439, 4199508, 4549467, 4635306, 5283252, 6065956, 6299262, 6920316, 7924878, 9098934, 9270612, 9448893, 12598524, 13648401, 15849756, 18197868, 18897786, 27296802, 37795572, 40945203, 54593604, 81890406, 122835609, 163780812, 245671218, 491342436]

約数ペア:

[(1, 491342436), (2, 245671218), (3, 163780812), (4, 122835609), (6, 81890406), (9, 54593604), (12, 40945203), (13, 37795572), (18, 27296802), (26, 18897786), (27, 18197868), (31, 15849756), (36, 13648401), (39, 12598524), (52, 9448893), (53, 9270612), (54, 9098934), (62, 7924878), (71, 6920316), (78, 6299262), (81, 6065956), (93, 5283252), (106, 4635306), (108, 4549467), (117, 4199508), (124, 3962439), (142, 3460158), (156, 3149631), (159, 3090204), (162, 3032978), (186, 2641626), (212, 2317653), (213, 2306772), (234, 2099754), (279, 1761084), (284, 1730079), (318, 1545102), (324, 1516489), (351, 1399836), (372, 1320813), (403, 1219212), (426, 1153386), (468, 1049877), (477, 1030068), (558, 880542), (636, 772551), (639, 768924), (689, 713124), (702, 699918), (806, 609606), (837, 587028), (852, 576693), (923, 532332), (954, 515034), (1053, 466612), (1116, 440271), (1209, 406404), (1278, 384462), (1378, 356562), (1404, 349959), (1431, 343356), (1612, 304803), (1643, 299052), (1674, 293514), (1846, 266166), (1908, 257517), (1917, 256308), (2067, 237708), (2106, 233306), (2201, 223236), (2418, 203202), (2511, 195676), (2556, 192231), (2756, 178281), (2769, 177444), (2862, 171678), (3286, 149526), (3348, 146757), (3627, 135468), (3692, 133083), (3763, 130572), (3834, 128154), (4134, 118854), (4212, 116653), (4293, 114452), (4402, 111618), (4836, 101601), (4929, 99684), (5022, 97838), (5538, 88722), (5724, 85839), (5751, 85436), (6201, 79236), (6572, 74763), (6603, 74412), (7254, 67734), (7526, 65286), (7668, 64077), (8268, 59427), (8307, 59148), (8586, 57226), (8804, 55809), (9858, 49842), (10044, 48919), (10881, 45156), (11076, 44361), (11289, 43524), (11502, 42718), (12402, 39618), (13206, 37206), (14508, 33867), (14787, 33228), (15052, 32643), (16614, 29574), (17172, 28613), (18603, 26412), (19716, 24921), (19809, 24804), (21359, 23004), (21762, 22578)]