56724880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 141151680

約数和(自身を除く): 84426800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 557, 670, 760, 1072, 1114, 1273, 1340, 1520, 2228, 2546, 2680, 2785, 4456, 5092, 5360, 5570, 6365, 8912, 10184, 10583, 11140, 12730, 20368, 21166, 22280, 25460, 37319, 42332, 44560, 50920, 52915, 74638, 84664, 101840, 105830, 149276, 169328, 186595, 211660, 298552, 373190, 423320, 597104, 709061, 746380, 846640, 1418122, 1492760, 2836244, 2985520, 3545305, 5672488, 7090610, 11344976, 14181220, 28362440, 56724880]

約数ペア:

[(1, 56724880), (2, 28362440), (4, 14181220), (5, 11344976), (8, 7090610), (10, 5672488), (16, 3545305), (19, 2985520), (20, 2836244), (38, 1492760), (40, 1418122), (67, 846640), (76, 746380), (80, 709061), (95, 597104), (134, 423320), (152, 373190), (190, 298552), (268, 211660), (304, 186595), (335, 169328), (380, 149276), (536, 105830), (557, 101840), (670, 84664), (760, 74638), (1072, 52915), (1114, 50920), (1273, 44560), (1340, 42332), (1520, 37319), (2228, 25460), (2546, 22280), (2680, 21166), (2785, 20368), (4456, 12730), (5092, 11140), (5360, 10583), (5570, 10184), (6365, 8912)]