123505284

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 353928960

約数和(自身を除く): 230423676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 47, 49, 82, 84, 94, 98, 109, 123, 141, 147, 164, 188, 196, 218, 246, 282, 287, 294, 327, 329, 436, 492, 564, 574, 588, 654, 658, 763, 861, 987, 1148, 1308, 1316, 1526, 1722, 1927, 1974, 2009, 2289, 2303, 3052, 3444, 3854, 3948, 4018, 4469, 4578, 4606, 5123, 5341, 5781, 6027, 6909, 7708, 8036, 8938, 9156, 9212, 10246, 10682, 11562, 12054, 13407, 13489, 13818, 15369, 16023, 17876, 20492, 21364, 23124, 24108, 26814, 26978, 27636, 30738, 31283, 32046, 35861, 40467, 53628, 53956, 61476, 62566, 64092, 71722, 80934, 93849, 94423, 107583, 125132, 143444, 161868, 187698, 188846, 210043, 215166, 218981, 251027, 283269, 375396, 377692, 420086, 430332, 437962, 502054, 566538, 630129, 656943, 753081, 840172, 875924, 1004108, 1133076, 1260258, 1313886, 1470301, 1506162, 2520516, 2627772, 2940602, 3012324, 4410903, 5881204, 8821806, 10292107, 17643612, 20584214, 30876321, 41168428, 61752642, 123505284]

約数ペア:

[(1, 123505284), (2, 61752642), (3, 41168428), (4, 30876321), (6, 20584214), (7, 17643612), (12, 10292107), (14, 8821806), (21, 5881204), (28, 4410903), (41, 3012324), (42, 2940602), (47, 2627772), (49, 2520516), (82, 1506162), (84, 1470301), (94, 1313886), (98, 1260258), (109, 1133076), (123, 1004108), (141, 875924), (147, 840172), (164, 753081), (188, 656943), (196, 630129), (218, 566538), (246, 502054), (282, 437962), (287, 430332), (294, 420086), (327, 377692), (329, 375396), (436, 283269), (492, 251027), (564, 218981), (574, 215166), (588, 210043), (654, 188846), (658, 187698), (763, 161868), (861, 143444), (987, 125132), (1148, 107583), (1308, 94423), (1316, 93849), (1526, 80934), (1722, 71722), (1927, 64092), (1974, 62566), (2009, 61476), (2289, 53956), (2303, 53628), (3052, 40467), (3444, 35861), (3854, 32046), (3948, 31283), (4018, 30738), (4469, 27636), (4578, 26978), (4606, 26814), (5123, 24108), (5341, 23124), (5781, 21364), (6027, 20492), (6909, 17876), (7708, 16023), (8036, 15369), (8938, 13818), (9156, 13489), (9212, 13407), (10246, 12054), (10682, 11562)]