311908590

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2191

約数の個数: 128

約数和(自身を含む): 963072000

約数和(自身を除く): 651163410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 90, 105, 126, 135, 158, 189, 210, 237, 270, 315, 378, 395, 474, 553, 630, 711, 790, 945, 1106, 1185, 1422, 1659, 1890, 2089, 2133, 2370, 2765, 3318, 3555, 4178, 4266, 4977, 5530, 6267, 7110, 8295, 9954, 10445, 10665, 12534, 14623, 14931, 16590, 18801, 20890, 21330, 24885, 29246, 29862, 31335, 37602, 43869, 49770, 56403, 62670, 73115, 74655, 87738, 94005, 112806, 131607, 146230, 149310, 165031, 188010, 219345, 263214, 282015, 330062, 394821, 438690, 495093, 564030, 658035, 789642, 825155, 990186, 1155217, 1316070, 1485279, 1650310, 1974105, 2310434, 2475465, 2970558, 3465651, 3948210, 4455837, 4950930, 5776085, 6931302, 7426395, 8911674, 10396953, 11552170, 14852790, 17328255, 20793906, 22279185, 31190859, 34656510, 44558370, 51984765, 62381718, 103969530, 155954295, 311908590]

約数ペア:

[(1, 311908590), (2, 155954295), (3, 103969530), (5, 62381718), (6, 51984765), (7, 44558370), (9, 34656510), (10, 31190859), (14, 22279185), (15, 20793906), (18, 17328255), (21, 14852790), (27, 11552170), (30, 10396953), (35, 8911674), (42, 7426395), (45, 6931302), (54, 5776085), (63, 4950930), (70, 4455837), (79, 3948210), (90, 3465651), (105, 2970558), (126, 2475465), (135, 2310434), (158, 1974105), (189, 1650310), (210, 1485279), (237, 1316070), (270, 1155217), (315, 990186), (378, 825155), (395, 789642), (474, 658035), (553, 564030), (630, 495093), (711, 438690), (790, 394821), (945, 330062), (1106, 282015), (1185, 263214), (1422, 219345), (1659, 188010), (1890, 165031), (2089, 149310), (2133, 146230), (2370, 131607), (2765, 112806), (3318, 94005), (3555, 87738), (4178, 74655), (4266, 73115), (4977, 62670), (5530, 56403), (6267, 49770), (7110, 43869), (8295, 37602), (9954, 31335), (10445, 29862), (10665, 29246), (12534, 24885), (14623, 21330), (14931, 20890), (16590, 18801)]