210397492020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{821801}}^1$

素因数の和:822081

約数の個数: 96

約数和(自身を含む): 626252570496

約数和(自身を除く): 415855078476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 251, 255, 340, 502, 510, 753, 1004, 1020, 1255, 1506, 2510, 3012, 3765, 4267, 5020, 7530, 8534, 12801, 15060, 17068, 21335, 25602, 42670, 51204, 64005, 85340, 128010, 256020, 821801, 1643602, 2465403, 3287204, 4109005, 4930806, 8218010, 9861612, 12327015, 13970617, 16436020, 24654030, 27941234, 41911851, 49308060, 55882468, 69853085, 83823702, 139706170, 167647404, 206272051, 209559255, 279412340, 412544102, 419118510, 618816153, 825088204, 838237020, 1031360255, 1237632306, 2062720510, 2475264612, 3094080765, 3506624867, 4125441020, 6188161530, 7013249734, 10519874601, 12376323060, 14026499468, 17533124335, 21039749202, 35066248670, 42079498404, 52599373005, 70132497340, 105198746010, 210397492020]

約数ペア:

[(1, 210397492020), (2, 105198746010), (3, 70132497340), (4, 52599373005), (5, 42079498404), (6, 35066248670), (10, 21039749202), (12, 17533124335), (15, 14026499468), (17, 12376323060), (20, 10519874601), (30, 7013249734), (34, 6188161530), (51, 4125441020), (60, 3506624867), (68, 3094080765), (85, 2475264612), (102, 2062720510), (170, 1237632306), (204, 1031360255), (251, 838237020), (255, 825088204), (340, 618816153), (502, 419118510), (510, 412544102), (753, 279412340), (1004, 209559255), (1020, 206272051), (1255, 167647404), (1506, 139706170), (2510, 83823702), (3012, 69853085), (3765, 55882468), (4267, 49308060), (5020, 41911851), (7530, 27941234), (8534, 24654030), (12801, 16436020), (15060, 13970617), (17068, 12327015), (21335, 9861612), (25602, 8218010), (42670, 4930806), (51204, 4109005), (64005, 3287204), (85340, 2465403), (128010, 1643602), (256020, 821801)]