212035040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 594560736

約数和(自身を除く): 382525696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 197, 217, 224, 248, 280, 310, 394, 434, 496, 560, 620, 788, 868, 961, 985, 992, 1085, 1120, 1240, 1379, 1576, 1736, 1922, 1970, 2170, 2480, 2758, 3152, 3472, 3844, 3940, 4340, 4805, 4960, 5516, 6107, 6304, 6727, 6895, 6944, 7688, 7880, 8680, 9610, 11032, 12214, 13454, 13790, 15376, 15760, 17360, 19220, 22064, 24428, 26908, 27580, 30535, 30752, 31520, 33635, 34720, 38440, 42749, 44128, 48856, 53816, 55160, 61070, 67270, 76880, 85498, 97712, 107632, 110320, 122140, 134540, 153760, 170996, 189317, 195424, 213745, 215264, 220640, 244280, 269080, 341992, 378634, 427490, 488560, 538160, 683984, 757268, 854980, 946585, 977120, 1076320, 1325219, 1367968, 1514536, 1709960, 1893170, 2650438, 3029072, 3419920, 3786340, 5300876, 6058144, 6626095, 6839840, 7572680, 10601752, 13252190, 15145360, 21203504, 26504380, 30290720, 42407008, 53008760, 106017520, 212035040]

約数ペア:

[(1, 212035040), (2, 106017520), (4, 53008760), (5, 42407008), (7, 30290720), (8, 26504380), (10, 21203504), (14, 15145360), (16, 13252190), (20, 10601752), (28, 7572680), (31, 6839840), (32, 6626095), (35, 6058144), (40, 5300876), (56, 3786340), (62, 3419920), (70, 3029072), (80, 2650438), (112, 1893170), (124, 1709960), (140, 1514536), (155, 1367968), (160, 1325219), (197, 1076320), (217, 977120), (224, 946585), (248, 854980), (280, 757268), (310, 683984), (394, 538160), (434, 488560), (496, 427490), (560, 378634), (620, 341992), (788, 269080), (868, 244280), (961, 220640), (985, 215264), (992, 213745), (1085, 195424), (1120, 189317), (1240, 170996), (1379, 153760), (1576, 134540), (1736, 122140), (1922, 110320), (1970, 107632), (2170, 97712), (2480, 85498), (2758, 76880), (3152, 67270), (3472, 61070), (3844, 55160), (3940, 53816), (4340, 48856), (4805, 44128), (4960, 42749), (5516, 38440), (6107, 34720), (6304, 33635), (6727, 31520), (6895, 30752), (6944, 30535), (7688, 27580), (7880, 26908), (8680, 24428), (9610, 22064), (11032, 19220), (12214, 17360), (13454, 15760), (13790, 15376)]