211431360

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:531

約数の個数: 224

約数和(自身を含む): 779507712

約数和(自身を除く): 568076352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 160, 168, 192, 210, 219, 224, 240, 280, 292, 320, 336, 365, 420, 431, 438, 448, 480, 511, 560, 584, 672, 730, 840, 862, 876, 960, 1022, 1095, 1120, 1168, 1293, 1344, 1460, 1533, 1680, 1724, 1752, 2044, 2155, 2190, 2240, 2336, 2555, 2586, 2920, 3017, 3066, 3360, 3448, 3504, 4088, 4310, 4380, 4672, 5110, 5172, 5840, 6034, 6132, 6465, 6720, 6896, 7008, 7665, 8176, 8620, 8760, 9051, 10220, 10344, 11680, 12068, 12264, 12930, 13792, 14016, 15085, 15330, 16352, 17240, 17520, 18102, 20440, 20688, 23360, 24136, 24528, 25860, 27584, 30170, 30660, 31463, 32704, 34480, 35040, 36204, 40880, 41376, 45255, 48272, 49056, 51720, 60340, 61320, 62926, 68960, 70080, 72408, 81760, 82752, 90510, 94389, 96544, 98112, 103440, 120680, 122640, 125852, 137920, 144816, 157315, 163520, 181020, 188778, 193088, 206880, 220241, 241360, 245280, 251704, 289632, 314630, 362040, 377556, 413760, 440482, 471945, 482720, 490560, 503408, 579264, 629260, 660723, 724080, 755112, 880964, 943890, 965440, 1006816, 1101205, 1258520, 1321446, 1448160, 1510224, 1761928, 1887780, 2013632, 2202410, 2517040, 2642892, 2896320, 3020448, 3303615, 3523856, 3775560, 4404820, 5034080, 5285784, 6040896, 6607230, 7047712, 7551120, 8809640, 10068160, 10571568, 13214460, 14095424, 15102240, 17619280, 21143136, 26428920, 30204480, 35238560, 42286272, 52857840, 70477120, 105715680, 211431360]

約数ペア:

[(1, 211431360), (2, 105715680), (3, 70477120), (4, 52857840), (5, 42286272), (6, 35238560), (7, 30204480), (8, 26428920), (10, 21143136), (12, 17619280), (14, 15102240), (15, 14095424), (16, 13214460), (20, 10571568), (21, 10068160), (24, 8809640), (28, 7551120), (30, 7047712), (32, 6607230), (35, 6040896), (40, 5285784), (42, 5034080), (48, 4404820), (56, 3775560), (60, 3523856), (64, 3303615), (70, 3020448), (73, 2896320), (80, 2642892), (84, 2517040), (96, 2202410), (105, 2013632), (112, 1887780), (120, 1761928), (140, 1510224), (146, 1448160), (160, 1321446), (168, 1258520), (192, 1101205), (210, 1006816), (219, 965440), (224, 943890), (240, 880964), (280, 755112), (292, 724080), (320, 660723), (336, 629260), (365, 579264), (420, 503408), (431, 490560), (438, 482720), (448, 471945), (480, 440482), (511, 413760), (560, 377556), (584, 362040), (672, 314630), (730, 289632), (840, 251704), (862, 245280), (876, 241360), (960, 220241), (1022, 206880), (1095, 193088), (1120, 188778), (1168, 181020), (1293, 163520), (1344, 157315), (1460, 144816), (1533, 137920), (1680, 125852), (1724, 122640), (1752, 120680), (2044, 103440), (2155, 98112), (2190, 96544), (2240, 94389), (2336, 90510), (2555, 82752), (2586, 81760), (2920, 72408), (3017, 70080), (3066, 68960), (3360, 62926), (3448, 61320), (3504, 60340), (4088, 51720), (4310, 49056), (4380, 48272), (4672, 45255), (5110, 41376), (5172, 40880), (5840, 36204), (6034, 35040), (6132, 34480), (6465, 32704), (6720, 31463), (6896, 30660), (7008, 30170), (7665, 27584), (8176, 25860), (8620, 24528), (8760, 24136), (9051, 23360), (10220, 20688), (10344, 20440), (11680, 18102), (12068, 17520), (12264, 17240), (12930, 16352), (13792, 15330), (14016, 15085)]