209875680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 288

約数和(自身を含む): 837817344

約数和(自身を除く): 627941664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 96, 105, 112, 120, 126, 140, 141, 144, 160, 168, 180, 188, 210, 224, 235, 240, 252, 280, 282, 288, 315, 329, 336, 360, 376, 420, 423, 443, 470, 480, 504, 560, 564, 630, 658, 672, 705, 720, 752, 840, 846, 886, 940, 987, 1008, 1120, 1128, 1260, 1316, 1329, 1410, 1440, 1504, 1645, 1680, 1692, 1772, 1880, 1974, 2016, 2115, 2215, 2256, 2520, 2632, 2658, 2820, 2961, 3101, 3290, 3360, 3384, 3544, 3760, 3948, 3987, 4230, 4430, 4512, 4935, 5040, 5264, 5316, 5640, 5922, 6202, 6580, 6645, 6768, 7088, 7520, 7896, 7974, 8460, 8860, 9303, 9870, 10080, 10528, 10632, 11280, 11844, 12404, 13160, 13290, 13536, 14176, 14805, 15505, 15792, 15948, 16920, 17720, 18606, 19740, 19935, 20821, 21264, 22560, 23688, 24808, 26320, 26580, 27909, 29610, 31010, 31584, 31896, 33840, 35440, 37212, 39480, 39870, 41642, 42528, 46515, 47376, 49616, 52640, 53160, 55818, 59220, 62020, 62463, 63792, 67680, 70880, 74424, 78960, 79740, 83284, 93030, 94752, 99232, 104105, 106320, 111636, 118440, 124040, 124926, 127584, 139545, 145747, 148848, 157920, 159480, 166568, 186060, 187389, 208210, 212640, 223272, 236880, 248080, 249852, 279090, 291494, 297696, 312315, 318960, 333136, 372120, 374778, 416420, 437241, 446544, 473760, 496160, 499704, 558180, 582988, 624630, 637920, 666272, 728735, 744240, 749556, 832840, 874482, 893088, 936945, 999408, 1116360, 1165976, 1249260, 1311723, 1457470, 1488480, 1499112, 1665680, 1748964, 1873890, 1998816, 2186205, 2232720, 2331952, 2498520, 2623446, 2914940, 2998224, 3331360, 3497928, 3747780, 4372410, 4465440, 4663904, 4997040, 5246892, 5829880, 5996448, 6558615, 6995856, 7495560, 8744820, 9994080, 10493784, 11659760, 13117230, 13991712, 14991120, 17489640, 20987568, 23319520, 26234460, 29982240, 34979280, 41975136, 52468920, 69958560, 104937840, 209875680]

約数ペア:

[(1, 209875680), (2, 104937840), (3, 69958560), (4, 52468920), (5, 41975136), (6, 34979280), (7, 29982240), (8, 26234460), (9, 23319520), (10, 20987568), (12, 17489640), (14, 14991120), (15, 13991712), (16, 13117230), (18, 11659760), (20, 10493784), (21, 9994080), (24, 8744820), (28, 7495560), (30, 6995856), (32, 6558615), (35, 5996448), (36, 5829880), (40, 5246892), (42, 4997040), (45, 4663904), (47, 4465440), (48, 4372410), (56, 3747780), (60, 3497928), (63, 3331360), (70, 2998224), (72, 2914940), (80, 2623446), (84, 2498520), (90, 2331952), (94, 2232720), (96, 2186205), (105, 1998816), (112, 1873890), (120, 1748964), (126, 1665680), (140, 1499112), (141, 1488480), (144, 1457470), (160, 1311723), (168, 1249260), (180, 1165976), (188, 1116360), (210, 999408), (224, 936945), (235, 893088), (240, 874482), (252, 832840), (280, 749556), (282, 744240), (288, 728735), (315, 666272), (329, 637920), (336, 624630), (360, 582988), (376, 558180), (420, 499704), (423, 496160), (443, 473760), (470, 446544), (480, 437241), (504, 416420), (560, 374778), (564, 372120), (630, 333136), (658, 318960), (672, 312315), (705, 297696), (720, 291494), (752, 279090), (840, 249852), (846, 248080), (886, 236880), (940, 223272), (987, 212640), (1008, 208210), (1120, 187389), (1128, 186060), (1260, 166568), (1316, 159480), (1329, 157920), (1410, 148848), (1440, 145747), (1504, 139545), (1645, 127584), (1680, 124926), (1692, 124040), (1772, 118440), (1880, 111636), (1974, 106320), (2016, 104105), (2115, 99232), (2215, 94752), (2256, 93030), (2520, 83284), (2632, 79740), (2658, 78960), (2820, 74424), (2961, 70880), (3101, 67680), (3290, 63792), (3360, 62463), (3384, 62020), (3544, 59220), (3760, 55818), (3948, 53160), (3987, 52640), (4230, 49616), (4430, 47376), (4512, 46515), (4935, 42528), (5040, 41642), (5264, 39870), (5316, 39480), (5640, 37212), (5922, 35440), (6202, 33840), (6580, 31896), (6645, 31584), (6768, 31010), (7088, 29610), (7520, 27909), (7896, 26580), (7974, 26320), (8460, 24808), (8860, 23688), (9303, 22560), (9870, 21264), (10080, 20821), (10528, 19935), (10632, 19740), (11280, 18606), (11844, 17720), (12404, 16920), (13160, 15948), (13290, 15792), (13536, 15505), (14176, 14805)]