121900240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 180

約数和(自身を含む): 363797028

約数和(自身を除く): 241896788

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 176, 196, 220, 242, 245, 257, 280, 308, 385, 392, 440, 484, 490, 514, 539, 560, 605, 616, 770, 784, 847, 880, 968, 980, 1028, 1078, 1210, 1232, 1285, 1540, 1694, 1799, 1936, 1960, 2056, 2156, 2420, 2570, 2695, 2827, 3080, 3388, 3598, 3920, 4112, 4235, 4312, 4840, 5140, 5390, 5654, 5929, 6160, 6776, 7196, 8470, 8624, 8995, 9680, 10280, 10780, 11308, 11858, 12593, 13552, 14135, 14392, 16940, 17990, 19789, 20560, 21560, 22616, 23716, 25186, 28270, 28784, 29645, 31097, 33880, 35980, 39578, 43120, 45232, 47432, 50372, 56540, 59290, 62194, 62965, 67760, 71960, 79156, 94864, 98945, 100744, 113080, 118580, 124388, 125930, 138523, 143920, 155485, 158312, 197890, 201488, 217679, 226160, 237160, 248776, 251860, 277046, 310970, 316624, 395780, 435358, 474320, 497552, 503720, 554092, 621940, 692615, 791560, 870716, 1007440, 1088395, 1108184, 1243880, 1385230, 1523753, 1583120, 1741432, 2176790, 2216368, 2487760, 2770460, 3047506, 3482864, 4353580, 5540920, 6095012, 7618765, 8707160, 11081840, 12190024, 15237530, 17414320, 24380048, 30475060, 60950120, 121900240]

約数ペア:

[(1, 121900240), (2, 60950120), (4, 30475060), (5, 24380048), (7, 17414320), (8, 15237530), (10, 12190024), (11, 11081840), (14, 8707160), (16, 7618765), (20, 6095012), (22, 5540920), (28, 4353580), (35, 3482864), (40, 3047506), (44, 2770460), (49, 2487760), (55, 2216368), (56, 2176790), (70, 1741432), (77, 1583120), (80, 1523753), (88, 1385230), (98, 1243880), (110, 1108184), (112, 1088395), (121, 1007440), (140, 870716), (154, 791560), (176, 692615), (196, 621940), (220, 554092), (242, 503720), (245, 497552), (257, 474320), (280, 435358), (308, 395780), (385, 316624), (392, 310970), (440, 277046), (484, 251860), (490, 248776), (514, 237160), (539, 226160), (560, 217679), (605, 201488), (616, 197890), (770, 158312), (784, 155485), (847, 143920), (880, 138523), (968, 125930), (980, 124388), (1028, 118580), (1078, 113080), (1210, 100744), (1232, 98945), (1285, 94864), (1540, 79156), (1694, 71960), (1799, 67760), (1936, 62965), (1960, 62194), (2056, 59290), (2156, 56540), (2420, 50372), (2570, 47432), (2695, 45232), (2827, 43120), (3080, 39578), (3388, 35980), (3598, 33880), (3920, 31097), (4112, 29645), (4235, 28784), (4312, 28270), (4840, 25186), (5140, 23716), (5390, 22616), (5654, 21560), (5929, 20560), (6160, 19789), (6776, 17990), (7196, 16940), (8470, 14392), (8624, 14135), (8995, 13552), (9680, 12593), (10280, 11858), (10780, 11308)]