225120420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{479}}^1$

素因数の和:874

約数の個数: 144

約数和(自身を含む): 784143360

約数和(自身を除く): 559022940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 373, 420, 479, 630, 746, 958, 1119, 1260, 1437, 1492, 1865, 1916, 2238, 2395, 2611, 2874, 3353, 3357, 3730, 4311, 4476, 4790, 5222, 5595, 5748, 6706, 6714, 7185, 7460, 7833, 8622, 9580, 10059, 10444, 11190, 13055, 13412, 13428, 14370, 15666, 16765, 16785, 17244, 20118, 21555, 22380, 23499, 26110, 28740, 30177, 31332, 33530, 33570, 39165, 40236, 43110, 46998, 50295, 52220, 60354, 67060, 67140, 78330, 86220, 93996, 100590, 117495, 120708, 150885, 156660, 178667, 201180, 234990, 301770, 357334, 469980, 536001, 603540, 714668, 893335, 1072002, 1250669, 1608003, 1786670, 2144004, 2501338, 2680005, 3216006, 3573340, 3752007, 5002676, 5360010, 6253345, 6432012, 7504014, 8040015, 10720020, 11256021, 12506690, 15008028, 16080030, 18760035, 22512042, 25013380, 32160060, 37520070, 45024084, 56280105, 75040140, 112560210, 225120420]

約数ペア:

[(1, 225120420), (2, 112560210), (3, 75040140), (4, 56280105), (5, 45024084), (6, 37520070), (7, 32160060), (9, 25013380), (10, 22512042), (12, 18760035), (14, 16080030), (15, 15008028), (18, 12506690), (20, 11256021), (21, 10720020), (28, 8040015), (30, 7504014), (35, 6432012), (36, 6253345), (42, 5360010), (45, 5002676), (60, 3752007), (63, 3573340), (70, 3216006), (84, 2680005), (90, 2501338), (105, 2144004), (126, 1786670), (140, 1608003), (180, 1250669), (210, 1072002), (252, 893335), (315, 714668), (373, 603540), (420, 536001), (479, 469980), (630, 357334), (746, 301770), (958, 234990), (1119, 201180), (1260, 178667), (1437, 156660), (1492, 150885), (1865, 120708), (1916, 117495), (2238, 100590), (2395, 93996), (2611, 86220), (2874, 78330), (3353, 67140), (3357, 67060), (3730, 60354), (4311, 52220), (4476, 50295), (4790, 46998), (5222, 43110), (5595, 40236), (5748, 39165), (6706, 33570), (6714, 33530), (7185, 31332), (7460, 30177), (7833, 28740), (8622, 26110), (9580, 23499), (10059, 22380), (10444, 21555), (11190, 20118), (13055, 17244), (13412, 16785), (13428, 16765), (14370, 15666)]