257086224

素因数分解:

$2^4\times 3^8\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 180

約数和(自身を含む): 780981760

約数和(自身を除く): 523895536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 79, 81, 93, 108, 124, 144, 158, 162, 186, 216, 237, 243, 248, 279, 316, 324, 372, 432, 474, 486, 496, 558, 632, 648, 711, 729, 744, 837, 948, 972, 1116, 1264, 1296, 1422, 1458, 1488, 1674, 1896, 1944, 2133, 2187, 2232, 2449, 2511, 2844, 2916, 3348, 3792, 3888, 4266, 4374, 4464, 4898, 5022, 5688, 5832, 6399, 6561, 6696, 7347, 7533, 8532, 8748, 9796, 10044, 11376, 11664, 12798, 13122, 13392, 14694, 15066, 17064, 17496, 19197, 19592, 20088, 22041, 22599, 25596, 26244, 29388, 30132, 34128, 34992, 38394, 39184, 40176, 44082, 45198, 51192, 52488, 57591, 58776, 60264, 66123, 67797, 76788, 88164, 90396, 102384, 104976, 115182, 117552, 120528, 132246, 135594, 153576, 172773, 176328, 180792, 198369, 203391, 230364, 264492, 271188, 307152, 345546, 352656, 361584, 396738, 406782, 460728, 518319, 528984, 542376, 595107, 691092, 793476, 813564, 921456, 1036638, 1057968, 1084752, 1190214, 1382184, 1586952, 1627128, 1785321, 2073276, 2380428, 2764368, 3173904, 3254256, 3570642, 4146552, 4760856, 5355963, 7141284, 8293104, 9521712, 10711926, 14282568, 16067889, 21423852, 28565136, 32135778, 42847704, 64271556, 85695408, 128543112, 257086224]

約数ペア:

[(1, 257086224), (2, 128543112), (3, 85695408), (4, 64271556), (6, 42847704), (8, 32135778), (9, 28565136), (12, 21423852), (16, 16067889), (18, 14282568), (24, 10711926), (27, 9521712), (31, 8293104), (36, 7141284), (48, 5355963), (54, 4760856), (62, 4146552), (72, 3570642), (79, 3254256), (81, 3173904), (93, 2764368), (108, 2380428), (124, 2073276), (144, 1785321), (158, 1627128), (162, 1586952), (186, 1382184), (216, 1190214), (237, 1084752), (243, 1057968), (248, 1036638), (279, 921456), (316, 813564), (324, 793476), (372, 691092), (432, 595107), (474, 542376), (486, 528984), (496, 518319), (558, 460728), (632, 406782), (648, 396738), (711, 361584), (729, 352656), (744, 345546), (837, 307152), (948, 271188), (972, 264492), (1116, 230364), (1264, 203391), (1296, 198369), (1422, 180792), (1458, 176328), (1488, 172773), (1674, 153576), (1896, 135594), (1944, 132246), (2133, 120528), (2187, 117552), (2232, 115182), (2449, 104976), (2511, 102384), (2844, 90396), (2916, 88164), (3348, 76788), (3792, 67797), (3888, 66123), (4266, 60264), (4374, 58776), (4464, 57591), (4898, 52488), (5022, 51192), (5688, 45198), (5832, 44082), (6399, 40176), (6561, 39184), (6696, 38394), (7347, 34992), (7533, 34128), (8532, 30132), (8748, 29388), (9796, 26244), (10044, 25596), (11376, 22599), (11664, 22041), (12798, 20088), (13122, 19592), (13392, 19197), (14694, 17496), (15066, 17064)]