428218048

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:366

約数の個数: 112

約数和(自身を含む): 952439040

約数和(自身を除く): 524220992

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 61, 64, 76, 92, 122, 152, 184, 244, 251, 304, 368, 437, 488, 502, 608, 736, 874, 976, 1004, 1159, 1216, 1403, 1472, 1748, 1952, 2008, 2318, 2806, 3496, 3904, 4016, 4636, 4769, 5612, 5773, 6992, 8032, 9272, 9538, 11224, 11546, 13984, 15311, 16064, 18544, 19076, 22448, 23092, 26657, 27968, 30622, 37088, 38152, 44896, 46184, 53314, 61244, 74176, 76304, 89792, 92368, 106628, 109687, 122488, 152608, 184736, 213256, 219374, 244976, 290909, 305216, 352153, 369472, 426512, 438748, 489952, 581818, 704306, 853024, 877496, 979904, 1163636, 1408612, 1706048, 1754992, 2327272, 2817224, 3509984, 4654544, 5634448, 6690907, 7019968, 9309088, 11268896, 13381814, 18618176, 22537792, 26763628, 53527256, 107054512, 214109024, 428218048]

約数ペア:

[(1, 428218048), (2, 214109024), (4, 107054512), (8, 53527256), (16, 26763628), (19, 22537792), (23, 18618176), (32, 13381814), (38, 11268896), (46, 9309088), (61, 7019968), (64, 6690907), (76, 5634448), (92, 4654544), (122, 3509984), (152, 2817224), (184, 2327272), (244, 1754992), (251, 1706048), (304, 1408612), (368, 1163636), (437, 979904), (488, 877496), (502, 853024), (608, 704306), (736, 581818), (874, 489952), (976, 438748), (1004, 426512), (1159, 369472), (1216, 352153), (1403, 305216), (1472, 290909), (1748, 244976), (1952, 219374), (2008, 213256), (2318, 184736), (2806, 152608), (3496, 122488), (3904, 109687), (4016, 106628), (4636, 92368), (4769, 89792), (5612, 76304), (5773, 74176), (6992, 61244), (8032, 53314), (9272, 46184), (9538, 44896), (11224, 38152), (11546, 37088), (13984, 30622), (15311, 27968), (16064, 26657), (18544, 23092), (19076, 22448)]