31444680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11393}}^1$

素因数の和:11430

約数の個数: 64

約数和(自身を含む): 98444160

約数和(自身を除く): 66999480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 11393, 22786, 34179, 45572, 56965, 68358, 91144, 113930, 136716, 170895, 227860, 262039, 273432, 341790, 455720, 524078, 683580, 786117, 1048156, 1310195, 1367160, 1572234, 2096312, 2620390, 3144468, 3930585, 5240780, 6288936, 7861170, 10481560, 15722340, 31444680]

約数ペア:

[(1, 31444680), (2, 15722340), (3, 10481560), (4, 7861170), (5, 6288936), (6, 5240780), (8, 3930585), (10, 3144468), (12, 2620390), (15, 2096312), (20, 1572234), (23, 1367160), (24, 1310195), (30, 1048156), (40, 786117), (46, 683580), (60, 524078), (69, 455720), (92, 341790), (115, 273432), (120, 262039), (138, 227860), (184, 170895), (230, 136716), (276, 113930), (345, 91144), (460, 68358), (552, 56965), (690, 45572), (920, 34179), (1380, 22786), (2760, 11393)]