248402280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2713}}^1$

素因数の和:2843

約数の個数: 128

約数和(自身を含む): 859795200

約数和(自身を除く): 611392920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 2713, 3052, 3270, 3815, 4360, 4578, 5426, 6104, 6540, 7630, 8139, 9156, 10852, 11445, 13080, 13565, 15260, 16278, 18312, 18991, 21704, 22890, 27130, 30520, 32556, 37982, 40695, 45780, 54260, 56973, 65112, 75964, 81390, 91560, 94955, 108520, 113946, 151928, 162780, 189910, 227892, 284865, 295717, 325560, 379820, 455784, 569730, 591434, 759640, 887151, 1139460, 1182868, 1478585, 1774302, 2070019, 2278920, 2365736, 2957170, 3548604, 4140038, 4435755, 5914340, 6210057, 7097208, 8280076, 8871510, 10350095, 11828680, 12420114, 16560152, 17743020, 20700190, 24840228, 31050285, 35486040, 41400380, 49680456, 62100570, 82800760, 124201140, 248402280]

約数ペア:

[(1, 248402280), (2, 124201140), (3, 82800760), (4, 62100570), (5, 49680456), (6, 41400380), (7, 35486040), (8, 31050285), (10, 24840228), (12, 20700190), (14, 17743020), (15, 16560152), (20, 12420114), (21, 11828680), (24, 10350095), (28, 8871510), (30, 8280076), (35, 7097208), (40, 6210057), (42, 5914340), (56, 4435755), (60, 4140038), (70, 3548604), (84, 2957170), (105, 2365736), (109, 2278920), (120, 2070019), (140, 1774302), (168, 1478585), (210, 1182868), (218, 1139460), (280, 887151), (327, 759640), (420, 591434), (436, 569730), (545, 455784), (654, 379820), (763, 325560), (840, 295717), (872, 284865), (1090, 227892), (1308, 189910), (1526, 162780), (1635, 151928), (2180, 113946), (2289, 108520), (2616, 94955), (2713, 91560), (3052, 81390), (3270, 75964), (3815, 65112), (4360, 56973), (4578, 54260), (5426, 45780), (6104, 40695), (6540, 37982), (7630, 32556), (8139, 30520), (9156, 27130), (10852, 22890), (11445, 21704), (13080, 18991), (13565, 18312), (15260, 16278)]