31193520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5651}}^1$

素因数の和:5690

約数の個数: 80

約数和(自身を含む): 100922112

約数和(自身を除く): 69728592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 5651, 11302, 16953, 22604, 28255, 33906, 45208, 56510, 67812, 84765, 90416, 113020, 129973, 135624, 169530, 226040, 259946, 271248, 339060, 389919, 452080, 519892, 649865, 678120, 779838, 1039784, 1299730, 1356240, 1559676, 1949595, 2079568, 2599460, 3119352, 3899190, 5198920, 6238704, 7798380, 10397840, 15596760, 31193520]

約数ペア:

[(1, 31193520), (2, 15596760), (3, 10397840), (4, 7798380), (5, 6238704), (6, 5198920), (8, 3899190), (10, 3119352), (12, 2599460), (15, 2079568), (16, 1949595), (20, 1559676), (23, 1356240), (24, 1299730), (30, 1039784), (40, 779838), (46, 678120), (48, 649865), (60, 519892), (69, 452080), (80, 389919), (92, 339060), (115, 271248), (120, 259946), (138, 226040), (184, 169530), (230, 135624), (240, 129973), (276, 113020), (345, 90416), (368, 84765), (460, 67812), (552, 56510), (690, 45208), (920, 33906), (1104, 28255), (1380, 22604), (1840, 16953), (2760, 11302), (5520, 5651)]