138820170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149269}}^1$

素因数の和:149310

約数の個数: 32

約数和(自身を含む): 343918080

約数和(自身を除く): 205097910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 149269, 298538, 447807, 746345, 895614, 1492690, 2239035, 4478070, 4627339, 9254678, 13882017, 23136695, 27764034, 46273390, 69410085, 138820170]

約数ペア:

[(1, 138820170), (2, 69410085), (3, 46273390), (5, 27764034), (6, 23136695), (10, 13882017), (15, 9254678), (30, 4627339), (31, 4478070), (62, 2239035), (93, 1492690), (155, 895614), (186, 746345), (310, 447807), (465, 298538), (930, 149269)]