256659624

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 790560000

約数和(自身を除く): 533900376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 79, 89, 104, 108, 117, 156, 158, 169, 178, 216, 234, 237, 267, 312, 316, 338, 351, 356, 468, 474, 507, 534, 632, 676, 702, 711, 712, 801, 936, 948, 1014, 1027, 1068, 1157, 1352, 1404, 1422, 1521, 1602, 1896, 2028, 2054, 2133, 2136, 2314, 2403, 2808, 2844, 3042, 3081, 3204, 3471, 4056, 4108, 4266, 4563, 4628, 4806, 5688, 6084, 6162, 6408, 6942, 7031, 8216, 8532, 9126, 9243, 9256, 9612, 10413, 12168, 12324, 13351, 13884, 14062, 15041, 17064, 18252, 18486, 19224, 20826, 21093, 24648, 26702, 27729, 27768, 28124, 30082, 31239, 36504, 36972, 40053, 41652, 42186, 45123, 53404, 55458, 56248, 60164, 62478, 63279, 73944, 80106, 83304, 84372, 90246, 91403, 106808, 110916, 120159, 120328, 124956, 126558, 135369, 160212, 168744, 180492, 182806, 189837, 221832, 240318, 249912, 253116, 270738, 274209, 320424, 360477, 360984, 365612, 379674, 406107, 480636, 506232, 541476, 548418, 720954, 731224, 759348, 812214, 822627, 961272, 1082952, 1096836, 1188239, 1441908, 1518696, 1624428, 1645254, 2193672, 2376478, 2467881, 2883816, 3248856, 3290508, 3564717, 4752956, 4935762, 6581016, 7129434, 9505912, 9871524, 10694151, 14258868, 19743048, 21388302, 28517736, 32082453, 42776604, 64164906, 85553208, 128329812, 256659624]

約数ペア:

[(1, 256659624), (2, 128329812), (3, 85553208), (4, 64164906), (6, 42776604), (8, 32082453), (9, 28517736), (12, 21388302), (13, 19743048), (18, 14258868), (24, 10694151), (26, 9871524), (27, 9505912), (36, 7129434), (39, 6581016), (52, 4935762), (54, 4752956), (72, 3564717), (78, 3290508), (79, 3248856), (89, 2883816), (104, 2467881), (108, 2376478), (117, 2193672), (156, 1645254), (158, 1624428), (169, 1518696), (178, 1441908), (216, 1188239), (234, 1096836), (237, 1082952), (267, 961272), (312, 822627), (316, 812214), (338, 759348), (351, 731224), (356, 720954), (468, 548418), (474, 541476), (507, 506232), (534, 480636), (632, 406107), (676, 379674), (702, 365612), (711, 360984), (712, 360477), (801, 320424), (936, 274209), (948, 270738), (1014, 253116), (1027, 249912), (1068, 240318), (1157, 221832), (1352, 189837), (1404, 182806), (1422, 180492), (1521, 168744), (1602, 160212), (1896, 135369), (2028, 126558), (2054, 124956), (2133, 120328), (2136, 120159), (2314, 110916), (2403, 106808), (2808, 91403), (2844, 90246), (3042, 84372), (3081, 83304), (3204, 80106), (3471, 73944), (4056, 63279), (4108, 62478), (4266, 60164), (4563, 56248), (4628, 55458), (4806, 53404), (5688, 45123), (6084, 42186), (6162, 41652), (6408, 40053), (6942, 36972), (7031, 36504), (8216, 31239), (8532, 30082), (9126, 28124), (9243, 27768), (9256, 27729), (9612, 26702), (10413, 24648), (12168, 21093), (12324, 20826), (13351, 19224), (13884, 18486), (14062, 18252), (15041, 17064)]