908819808

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 2686924800

約数和(自身を除く): 1778104992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 139, 156, 169, 186, 208, 248, 278, 312, 338, 372, 403, 416, 417, 496, 507, 556, 624, 676, 744, 806, 834, 992, 1014, 1112, 1209, 1248, 1352, 1488, 1612, 1668, 1807, 2028, 2197, 2224, 2418, 2704, 2976, 3224, 3336, 3614, 4056, 4309, 4394, 4448, 4836, 5239, 5408, 5421, 6448, 6591, 6672, 7228, 8112, 8618, 8788, 9672, 10478, 10842, 12896, 12927, 13182, 13344, 14456, 15717, 16224, 17236, 17576, 19344, 20956, 21684, 23491, 25854, 26364, 28912, 31434, 34472, 35152, 38688, 41912, 43368, 46982, 51708, 52728, 56017, 57824, 62868, 68107, 68944, 70304, 70473, 83824, 86736, 93964, 103416, 105456, 112034, 125736, 136214, 137888, 140946, 167648, 168051, 173472, 187928, 204321, 206832, 210912, 224068, 251472, 272428, 281892, 305383, 336102, 375856, 408642, 413664, 448136, 502944, 544856, 563784, 610766, 672204, 728221, 751712, 817284, 896272, 916149, 1089712, 1127568, 1221532, 1344408, 1456442, 1634568, 1792544, 1832298, 2179424, 2184663, 2255136, 2443064, 2688816, 2912884, 3269136, 3664596, 4369326, 4886128, 5377632, 5825768, 6538272, 7329192, 8738652, 9466873, 9772256, 11651536, 14658384, 17477304, 18933746, 23303072, 28400619, 29316768, 34954608, 37867492, 56801238, 69909216, 75734984, 113602476, 151469968, 227204952, 302939936, 454409904, 908819808]

約数ペア:

[(1, 908819808), (2, 454409904), (3, 302939936), (4, 227204952), (6, 151469968), (8, 113602476), (12, 75734984), (13, 69909216), (16, 56801238), (24, 37867492), (26, 34954608), (31, 29316768), (32, 28400619), (39, 23303072), (48, 18933746), (52, 17477304), (62, 14658384), (78, 11651536), (93, 9772256), (96, 9466873), (104, 8738652), (124, 7329192), (139, 6538272), (156, 5825768), (169, 5377632), (186, 4886128), (208, 4369326), (248, 3664596), (278, 3269136), (312, 2912884), (338, 2688816), (372, 2443064), (403, 2255136), (416, 2184663), (417, 2179424), (496, 1832298), (507, 1792544), (556, 1634568), (624, 1456442), (676, 1344408), (744, 1221532), (806, 1127568), (834, 1089712), (992, 916149), (1014, 896272), (1112, 817284), (1209, 751712), (1248, 728221), (1352, 672204), (1488, 610766), (1612, 563784), (1668, 544856), (1807, 502944), (2028, 448136), (2197, 413664), (2224, 408642), (2418, 375856), (2704, 336102), (2976, 305383), (3224, 281892), (3336, 272428), (3614, 251472), (4056, 224068), (4309, 210912), (4394, 206832), (4448, 204321), (4836, 187928), (5239, 173472), (5408, 168051), (5421, 167648), (6448, 140946), (6591, 137888), (6672, 136214), (7228, 125736), (8112, 112034), (8618, 105456), (8788, 103416), (9672, 93964), (10478, 86736), (10842, 83824), (12896, 70473), (12927, 70304), (13182, 68944), (13344, 68107), (14456, 62868), (15717, 57824), (16224, 56017), (17236, 52728), (17576, 51708), (19344, 46982), (20956, 43368), (21684, 41912), (23491, 38688), (25854, 35152), (26364, 34472), (28912, 31434)]