659844180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{51631}}^1$

素因数の和:51717

約数の個数: 72

約数和(自身を含む): 2029757184

約数和(自身を除く): 1369913004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 51631, 103262, 154893, 206524, 258155, 309786, 464679, 516310, 619572, 774465, 929358, 1032620, 1548930, 1858716, 2323395, 3097860, 3665801, 4646790, 7331602, 9293580, 10997403, 14663204, 18329005, 21994806, 32992209, 36658010, 43989612, 54987015, 65984418, 73316020, 109974030, 131968836, 164961045, 219948060, 329922090, 659844180]

約数ペア:

[(1, 659844180), (2, 329922090), (3, 219948060), (4, 164961045), (5, 131968836), (6, 109974030), (9, 73316020), (10, 65984418), (12, 54987015), (15, 43989612), (18, 36658010), (20, 32992209), (30, 21994806), (36, 18329005), (45, 14663204), (60, 10997403), (71, 9293580), (90, 7331602), (142, 4646790), (180, 3665801), (213, 3097860), (284, 2323395), (355, 1858716), (426, 1548930), (639, 1032620), (710, 929358), (852, 774465), (1065, 619572), (1278, 516310), (1420, 464679), (2130, 309786), (2556, 258155), (3195, 206524), (4260, 154893), (6390, 103262), (12780, 51631)]