208153530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1973

約数の個数: 128

約数和(自身を含む): 617379840

約数和(自身を除く): 409226310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 585, 702, 806, 837, 930, 1170, 1209, 1395, 1674, 1755, 1913, 2015, 2418, 2790, 3510, 3627, 3826, 4030, 4185, 5739, 6045, 7254, 8370, 9565, 10881, 11478, 12090, 17217, 18135, 19130, 21762, 24869, 28695, 34434, 36270, 49738, 51651, 54405, 57390, 59303, 74607, 86085, 103302, 108810, 118606, 124345, 149214, 172170, 177909, 223821, 248690, 258255, 296515, 355818, 373035, 447642, 516510, 533727, 593030, 671463, 746070, 770939, 889545, 1067454, 1119105, 1342926, 1541878, 1601181, 1779090, 2238210, 2312817, 2668635, 3202362, 3357315, 3854695, 4625634, 5337270, 6714630, 6938451, 7709390, 8005905, 11564085, 13876902, 16011810, 20815353, 23128170, 34692255, 41630706, 69384510, 104076765, 208153530]

約数ペア:

[(1, 208153530), (2, 104076765), (3, 69384510), (5, 41630706), (6, 34692255), (9, 23128170), (10, 20815353), (13, 16011810), (15, 13876902), (18, 11564085), (26, 8005905), (27, 7709390), (30, 6938451), (31, 6714630), (39, 5337270), (45, 4625634), (54, 3854695), (62, 3357315), (65, 3202362), (78, 2668635), (90, 2312817), (93, 2238210), (117, 1779090), (130, 1601181), (135, 1541878), (155, 1342926), (186, 1119105), (195, 1067454), (234, 889545), (270, 770939), (279, 746070), (310, 671463), (351, 593030), (390, 533727), (403, 516510), (465, 447642), (558, 373035), (585, 355818), (702, 296515), (806, 258255), (837, 248690), (930, 223821), (1170, 177909), (1209, 172170), (1395, 149214), (1674, 124345), (1755, 118606), (1913, 108810), (2015, 103302), (2418, 86085), (2790, 74607), (3510, 59303), (3627, 57390), (3826, 54405), (4030, 51651), (4185, 49738), (5739, 36270), (6045, 34434), (7254, 28695), (8370, 24869), (9565, 21762), (10881, 19130), (11478, 18135), (12090, 17217)]