388538448

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18523}}^1$

素因数の和:18576

約数の個数: 80

約数和(自身を含む): 1102548480

約数和(自身を除く): 714010032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 552, 874, 912, 1104, 1311, 1748, 2622, 3496, 5244, 6992, 10488, 18523, 20976, 37046, 55569, 74092, 111138, 148184, 222276, 296368, 351937, 426029, 444552, 703874, 852058, 889104, 1055811, 1278087, 1407748, 1704116, 2111622, 2556174, 2815496, 3408232, 4223244, 5112348, 5630992, 6816464, 8094551, 8446488, 10224696, 16189102, 16892976, 20449392, 24283653, 32378204, 48567306, 64756408, 97134612, 129512816, 194269224, 388538448]

約数ペア:

[(1, 388538448), (2, 194269224), (3, 129512816), (4, 97134612), (6, 64756408), (8, 48567306), (12, 32378204), (16, 24283653), (19, 20449392), (23, 16892976), (24, 16189102), (38, 10224696), (46, 8446488), (48, 8094551), (57, 6816464), (69, 5630992), (76, 5112348), (92, 4223244), (114, 3408232), (138, 2815496), (152, 2556174), (184, 2111622), (228, 1704116), (276, 1407748), (304, 1278087), (368, 1055811), (437, 889104), (456, 852058), (552, 703874), (874, 444552), (912, 426029), (1104, 351937), (1311, 296368), (1748, 222276), (2622, 148184), (3496, 111138), (5244, 74092), (6992, 55569), (10488, 37046), (18523, 20976)]