1560905120

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 3947916672

約数和(自身を除く): 2387011552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 80, 92, 106, 115, 151, 160, 184, 212, 230, 265, 302, 368, 424, 460, 530, 604, 736, 755, 848, 920, 1060, 1208, 1219, 1510, 1696, 1840, 2120, 2416, 2438, 2809, 3020, 3473, 3680, 4240, 4832, 4876, 5618, 6040, 6095, 6946, 8003, 8480, 9752, 11236, 12080, 12190, 13892, 14045, 16006, 17365, 19504, 22472, 24160, 24380, 27784, 28090, 32012, 34730, 39008, 40015, 44944, 48760, 55568, 56180, 64024, 64607, 69460, 80030, 89888, 97520, 111136, 112360, 128048, 129214, 138920, 160060, 184069, 195040, 224720, 256096, 258428, 277840, 320120, 323035, 368138, 424159, 449440, 516856, 555680, 640240, 646070, 736276, 848318, 920345, 1033712, 1280480, 1292140, 1472552, 1696636, 1840690, 2067424, 2120795, 2584280, 2945104, 3393272, 3681380, 4241590, 5168560, 5890208, 6786544, 7362760, 8483180, 9755657, 10337120, 13573088, 14725520, 16966360, 19511314, 29451040, 33932720, 39022628, 48778285, 67865440, 78045256, 97556570, 156090512, 195113140, 312181024, 390226280, 780452560, 1560905120]

約数ペア:

[(1, 1560905120), (2, 780452560), (4, 390226280), (5, 312181024), (8, 195113140), (10, 156090512), (16, 97556570), (20, 78045256), (23, 67865440), (32, 48778285), (40, 39022628), (46, 33932720), (53, 29451040), (80, 19511314), (92, 16966360), (106, 14725520), (115, 13573088), (151, 10337120), (160, 9755657), (184, 8483180), (212, 7362760), (230, 6786544), (265, 5890208), (302, 5168560), (368, 4241590), (424, 3681380), (460, 3393272), (530, 2945104), (604, 2584280), (736, 2120795), (755, 2067424), (848, 1840690), (920, 1696636), (1060, 1472552), (1208, 1292140), (1219, 1280480), (1510, 1033712), (1696, 920345), (1840, 848318), (2120, 736276), (2416, 646070), (2438, 640240), (2809, 555680), (3020, 516856), (3473, 449440), (3680, 424159), (4240, 368138), (4832, 323035), (4876, 320120), (5618, 277840), (6040, 258428), (6095, 256096), (6946, 224720), (8003, 195040), (8480, 184069), (9752, 160060), (11236, 138920), (12080, 129214), (12190, 128048), (13892, 112360), (14045, 111136), (16006, 97520), (17365, 89888), (19504, 80030), (22472, 69460), (24160, 64607), (24380, 64024), (27784, 56180), (28090, 55568), (32012, 48760), (34730, 44944), (39008, 40015)]