378291256

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 878693760

約数和(自身を除く): 500402504

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 41, 56, 61, 73, 74, 82, 122, 146, 148, 164, 244, 259, 287, 292, 296, 328, 427, 488, 511, 518, 574, 584, 854, 1022, 1036, 1148, 1517, 1708, 2044, 2072, 2257, 2296, 2501, 2701, 2993, 3034, 3416, 4088, 4453, 4514, 5002, 5402, 5986, 6068, 8906, 9028, 10004, 10619, 10804, 11972, 12136, 15799, 17507, 17812, 18056, 18907, 20008, 20951, 21238, 21608, 23944, 31171, 31598, 35014, 35624, 37814, 41902, 42476, 62342, 63196, 70028, 75628, 83804, 84952, 92537, 110741, 124684, 126392, 140056, 151256, 164761, 167608, 182573, 185074, 221482, 249368, 329522, 365146, 370148, 442964, 647759, 659044, 730292, 740296, 775187, 885928, 1153327, 1278011, 1295518, 1318088, 1460584, 1550374, 2306654, 2556022, 2591036, 3100748, 4613308, 5112044, 5182072, 6201496, 6755201, 9226616, 10224088, 13510402, 27020804, 47286407, 54041608, 94572814, 189145628, 378291256]

約数ペア:

[(1, 378291256), (2, 189145628), (4, 94572814), (7, 54041608), (8, 47286407), (14, 27020804), (28, 13510402), (37, 10224088), (41, 9226616), (56, 6755201), (61, 6201496), (73, 5182072), (74, 5112044), (82, 4613308), (122, 3100748), (146, 2591036), (148, 2556022), (164, 2306654), (244, 1550374), (259, 1460584), (287, 1318088), (292, 1295518), (296, 1278011), (328, 1153327), (427, 885928), (488, 775187), (511, 740296), (518, 730292), (574, 659044), (584, 647759), (854, 442964), (1022, 370148), (1036, 365146), (1148, 329522), (1517, 249368), (1708, 221482), (2044, 185074), (2072, 182573), (2257, 167608), (2296, 164761), (2501, 151256), (2701, 140056), (2993, 126392), (3034, 124684), (3416, 110741), (4088, 92537), (4453, 84952), (4514, 83804), (5002, 75628), (5402, 70028), (5986, 63196), (6068, 62342), (8906, 42476), (9028, 41902), (10004, 37814), (10619, 35624), (10804, 35014), (11972, 31598), (12136, 31171), (15799, 23944), (17507, 21608), (17812, 21238), (18056, 20951), (18907, 20008)]