2012130400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18911}}^1$

素因数の和:18957

約数の個数: 144

約数和(自身を含む): 5909621760

約数和(自身を除く): 3897491360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 665, 700, 760, 800, 950, 1064, 1120, 1330, 1400, 1520, 1900, 2128, 2660, 2800, 3040, 3325, 3800, 4256, 5320, 5600, 6650, 7600, 10640, 13300, 15200, 18911, 21280, 26600, 37822, 53200, 75644, 94555, 106400, 132377, 151288, 189110, 264754, 302576, 359309, 378220, 472775, 529508, 605152, 661885, 718618, 756440, 945550, 1059016, 1323770, 1437236, 1512880, 1796545, 1891100, 2118032, 2515163, 2647540, 2874472, 3025760, 3309425, 3593090, 3782200, 4236064, 5030326, 5295080, 5748944, 6618850, 7186180, 7564400, 8982725, 10060652, 10590160, 11497888, 12575815, 13237700, 14372360, 15128800, 17965450, 20121304, 21180320, 25151630, 26475400, 28744720, 35930900, 40242608, 50303260, 52950800, 57489440, 62879075, 71861800, 80485216, 100606520, 105901600, 125758150, 143723600, 201213040, 251516300, 287447200, 402426080, 503032600, 1006065200, 2012130400]

約数ペア:

[(1, 2012130400), (2, 1006065200), (4, 503032600), (5, 402426080), (7, 287447200), (8, 251516300), (10, 201213040), (14, 143723600), (16, 125758150), (19, 105901600), (20, 100606520), (25, 80485216), (28, 71861800), (32, 62879075), (35, 57489440), (38, 52950800), (40, 50303260), (50, 40242608), (56, 35930900), (70, 28744720), (76, 26475400), (80, 25151630), (95, 21180320), (100, 20121304), (112, 17965450), (133, 15128800), (140, 14372360), (152, 13237700), (160, 12575815), (175, 11497888), (190, 10590160), (200, 10060652), (224, 8982725), (266, 7564400), (280, 7186180), (304, 6618850), (350, 5748944), (380, 5295080), (400, 5030326), (475, 4236064), (532, 3782200), (560, 3593090), (608, 3309425), (665, 3025760), (700, 2874472), (760, 2647540), (800, 2515163), (950, 2118032), (1064, 1891100), (1120, 1796545), (1330, 1512880), (1400, 1437236), (1520, 1323770), (1900, 1059016), (2128, 945550), (2660, 756440), (2800, 718618), (3040, 661885), (3325, 605152), (3800, 529508), (4256, 472775), (5320, 378220), (5600, 359309), (6650, 302576), (7600, 264754), (10640, 189110), (13300, 151288), (15200, 132377), (18911, 106400), (21280, 94555), (26600, 75644), (37822, 53200)]