311531040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4603}}^1$

素因数の和:4671

約数の個数: 144

約数和(自身を含む): 1085954688

約数和(自身を除く): 774423648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2820, 3384, 3760, 4230, 4512, 4603, 5640, 6768, 7520, 8460, 9206, 11280, 13536, 13809, 16920, 18412, 22560, 23015, 27618, 33840, 36824, 41427, 46030, 55236, 67680, 69045, 73648, 82854, 92060, 110472, 138090, 147296, 165708, 184120, 207135, 216341, 220944, 276180, 331416, 368240, 414270, 432682, 441888, 552360, 649023, 662832, 736480, 828540, 865364, 1081705, 1104720, 1298046, 1325664, 1657080, 1730728, 1947069, 2163410, 2209440, 2596092, 3245115, 3314160, 3461456, 3894138, 4326820, 5192184, 6490230, 6628320, 6922912, 7788276, 8653640, 9735345, 10384368, 12980460, 15576552, 17307280, 19470690, 20768736, 25960920, 31153104, 34614560, 38941380, 51921840, 62306208, 77882760, 103843680, 155765520, 311531040]

約数ペア:

[(1, 311531040), (2, 155765520), (3, 103843680), (4, 77882760), (5, 62306208), (6, 51921840), (8, 38941380), (9, 34614560), (10, 31153104), (12, 25960920), (15, 20768736), (16, 19470690), (18, 17307280), (20, 15576552), (24, 12980460), (30, 10384368), (32, 9735345), (36, 8653640), (40, 7788276), (45, 6922912), (47, 6628320), (48, 6490230), (60, 5192184), (72, 4326820), (80, 3894138), (90, 3461456), (94, 3314160), (96, 3245115), (120, 2596092), (141, 2209440), (144, 2163410), (160, 1947069), (180, 1730728), (188, 1657080), (235, 1325664), (240, 1298046), (282, 1104720), (288, 1081705), (360, 865364), (376, 828540), (423, 736480), (470, 662832), (480, 649023), (564, 552360), (705, 441888), (720, 432682), (752, 414270), (846, 368240), (940, 331416), (1128, 276180), (1410, 220944), (1440, 216341), (1504, 207135), (1692, 184120), (1880, 165708), (2115, 147296), (2256, 138090), (2820, 110472), (3384, 92060), (3760, 82854), (4230, 73648), (4512, 69045), (4603, 67680), (5640, 55236), (6768, 46030), (7520, 41427), (8460, 36824), (9206, 33840), (11280, 27618), (13536, 23015), (13809, 22560), (16920, 18412)]