131478810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2263

約数の個数: 64

約数和(自身を含む): 333123840

約数和(自身を除く): 201645030

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 89, 115, 138, 178, 230, 267, 345, 445, 534, 690, 890, 1335, 2047, 2141, 2670, 4094, 4282, 6141, 6423, 10235, 10705, 12282, 12846, 20470, 21410, 30705, 32115, 49243, 61410, 64230, 98486, 147729, 190549, 246215, 295458, 381098, 492430, 571647, 738645, 952745, 1143294, 1477290, 1905490, 2858235, 4382627, 5716470, 8765254, 13147881, 21913135, 26295762, 43826270, 65739405, 131478810]

約数ペア:

[(1, 131478810), (2, 65739405), (3, 43826270), (5, 26295762), (6, 21913135), (10, 13147881), (15, 8765254), (23, 5716470), (30, 4382627), (46, 2858235), (69, 1905490), (89, 1477290), (115, 1143294), (138, 952745), (178, 738645), (230, 571647), (267, 492430), (345, 381098), (445, 295458), (534, 246215), (690, 190549), (890, 147729), (1335, 98486), (2047, 64230), (2141, 61410), (2670, 49243), (4094, 32115), (4282, 30705), (6141, 21410), (6423, 20470), (10235, 12846), (10705, 12282)]