18295650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:500

約数の個数: 72

約数和(自身を含む): 49738260

約数和(自身を除く): 31442610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 109, 150, 218, 225, 327, 373, 450, 545, 654, 746, 981, 1090, 1119, 1635, 1865, 1962, 2238, 2725, 3270, 3357, 3730, 4905, 5450, 5595, 6714, 8175, 9325, 9810, 11190, 16350, 16785, 18650, 24525, 27975, 33570, 40657, 49050, 55950, 81314, 83925, 121971, 167850, 203285, 243942, 365913, 406570, 609855, 731826, 1016425, 1219710, 1829565, 2032850, 3049275, 3659130, 6098550, 9147825, 18295650]

約数ペア:

[(1, 18295650), (2, 9147825), (3, 6098550), (5, 3659130), (6, 3049275), (9, 2032850), (10, 1829565), (15, 1219710), (18, 1016425), (25, 731826), (30, 609855), (45, 406570), (50, 365913), (75, 243942), (90, 203285), (109, 167850), (150, 121971), (218, 83925), (225, 81314), (327, 55950), (373, 49050), (450, 40657), (545, 33570), (654, 27975), (746, 24525), (981, 18650), (1090, 16785), (1119, 16350), (1635, 11190), (1865, 9810), (1962, 9325), (2238, 8175), (2725, 6714), (3270, 5595), (3357, 5450), (3730, 4905)]