215680384

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1299

約数の個数: 64

約数和(自身を含む): 456086880

約数和(自身を除く): 240406496

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 92, 122, 128, 184, 244, 368, 488, 736, 976, 1201, 1403, 1472, 1952, 2402, 2806, 2944, 3904, 4804, 5612, 7808, 9608, 11224, 19216, 22448, 27623, 38432, 44896, 55246, 73261, 76864, 89792, 110492, 146522, 153728, 179584, 220984, 293044, 441968, 586088, 883936, 1172176, 1685003, 1767872, 2344352, 3370006, 3535744, 4688704, 6740012, 9377408, 13480024, 26960048, 53920096, 107840192, 215680384]

約数ペア:

[(1, 215680384), (2, 107840192), (4, 53920096), (8, 26960048), (16, 13480024), (23, 9377408), (32, 6740012), (46, 4688704), (61, 3535744), (64, 3370006), (92, 2344352), (122, 1767872), (128, 1685003), (184, 1172176), (244, 883936), (368, 586088), (488, 441968), (736, 293044), (976, 220984), (1201, 179584), (1403, 153728), (1472, 146522), (1952, 110492), (2402, 89792), (2806, 76864), (2944, 73261), (3904, 55246), (4804, 44896), (5612, 38432), (7808, 27623), (9608, 22448), (11224, 19216)]