4960620

素因数分解:

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

素因数の和:180

約数の個数: 144

約数和(自身を含む): 17891328

約数和(自身を除く): 12930708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 127, 140, 155, 180, 186, 210, 217, 252, 254, 279, 310, 315, 372, 381, 420, 434, 465, 508, 558, 620, 630, 635, 651, 762, 868, 889, 930, 1085, 1116, 1143, 1260, 1270, 1302, 1395, 1524, 1778, 1860, 1905, 1953, 2170, 2286, 2540, 2604, 2667, 2790, 3255, 3556, 3810, 3906, 3937, 4340, 4445, 4572, 5334, 5580, 5715, 6510, 7620, 7812, 7874, 8001, 8890, 9765, 10668, 11430, 11811, 13020, 13335, 15748, 16002, 17780, 19530, 19685, 22860, 23622, 26670, 27559, 32004, 35433, 39060, 39370, 40005, 47244, 53340, 55118, 59055, 70866, 78740, 80010, 82677, 110236, 118110, 137795, 141732, 160020, 165354, 177165, 236220, 248031, 275590, 330708, 354330, 413385, 496062, 551180, 708660, 826770, 992124, 1240155, 1653540, 2480310, 4960620]

約数ペア:

[(1, 4960620), (2, 2480310), (3, 1653540), (4, 1240155), (5, 992124), (6, 826770), (7, 708660), (9, 551180), (10, 496062), (12, 413385), (14, 354330), (15, 330708), (18, 275590), (20, 248031), (21, 236220), (28, 177165), (30, 165354), (31, 160020), (35, 141732), (36, 137795), (42, 118110), (45, 110236), (60, 82677), (62, 80010), (63, 78740), (70, 70866), (84, 59055), (90, 55118), (93, 53340), (105, 47244), (124, 40005), (126, 39370), (127, 39060), (140, 35433), (155, 32004), (180, 27559), (186, 26670), (210, 23622), (217, 22860), (252, 19685), (254, 19530), (279, 17780), (310, 16002), (315, 15748), (372, 13335), (381, 13020), (420, 11811), (434, 11430), (465, 10668), (508, 9765), (558, 8890), (620, 8001), (630, 7874), (635, 7812), (651, 7620), (762, 6510), (868, 5715), (889, 5580), (930, 5334), (1085, 4572), (1116, 4445), (1143, 4340), (1260, 3937), (1270, 3906), (1302, 3810), (1395, 3556), (1524, 3255), (1778, 2790), (1860, 2667), (1905, 2604), (1953, 2540), (2170, 2286)]