7440930

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 23592960

約数和(自身を除く): 16152030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 127, 135, 155, 186, 189, 210, 217, 254, 270, 279, 310, 315, 378, 381, 434, 465, 558, 630, 635, 651, 762, 837, 889, 930, 945, 1085, 1143, 1270, 1302, 1395, 1674, 1778, 1890, 1905, 1953, 2170, 2286, 2667, 2790, 3255, 3429, 3810, 3906, 3937, 4185, 4445, 5334, 5715, 5859, 6510, 6858, 7874, 8001, 8370, 8890, 9765, 11430, 11718, 11811, 13335, 16002, 17145, 19530, 19685, 23622, 24003, 26670, 27559, 29295, 34290, 35433, 39370, 40005, 48006, 55118, 58590, 59055, 70866, 80010, 82677, 106299, 118110, 120015, 137795, 165354, 177165, 212598, 240030, 248031, 275590, 354330, 413385, 496062, 531495, 744093, 826770, 1062990, 1240155, 1488186, 2480310, 3720465, 7440930]

約数ペア:

[(1, 7440930), (2, 3720465), (3, 2480310), (5, 1488186), (6, 1240155), (7, 1062990), (9, 826770), (10, 744093), (14, 531495), (15, 496062), (18, 413385), (21, 354330), (27, 275590), (30, 248031), (31, 240030), (35, 212598), (42, 177165), (45, 165354), (54, 137795), (62, 120015), (63, 118110), (70, 106299), (90, 82677), (93, 80010), (105, 70866), (126, 59055), (127, 58590), (135, 55118), (155, 48006), (186, 40005), (189, 39370), (210, 35433), (217, 34290), (254, 29295), (270, 27559), (279, 26670), (310, 24003), (315, 23622), (378, 19685), (381, 19530), (434, 17145), (465, 16002), (558, 13335), (630, 11811), (635, 11718), (651, 11430), (762, 9765), (837, 8890), (889, 8370), (930, 8001), (945, 7874), (1085, 6858), (1143, 6510), (1270, 5859), (1302, 5715), (1395, 5334), (1674, 4445), (1778, 4185), (1890, 3937), (1905, 3906), (1953, 3810), (2170, 3429), (2286, 3255), (2667, 2790)]