1544148920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{6553}}^1$

素因数の和:6744

約数の個数: 64

約数和(自身を含む): 3581629920

約数和(自身を除く): 2037481000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 137, 172, 215, 274, 344, 430, 548, 685, 860, 1096, 1370, 1720, 2740, 5480, 5891, 6553, 11782, 13106, 23564, 26212, 29455, 32765, 47128, 52424, 58910, 65530, 117820, 131060, 235640, 262120, 281779, 563558, 897761, 1127116, 1408895, 1795522, 2254232, 2817790, 3591044, 4488805, 5635580, 7182088, 8977610, 11271160, 17955220, 35910440, 38603723, 77207446, 154414892, 193018615, 308829784, 386037230, 772074460, 1544148920]

約数ペア:

[(1, 1544148920), (2, 772074460), (4, 386037230), (5, 308829784), (8, 193018615), (10, 154414892), (20, 77207446), (40, 38603723), (43, 35910440), (86, 17955220), (137, 11271160), (172, 8977610), (215, 7182088), (274, 5635580), (344, 4488805), (430, 3591044), (548, 2817790), (685, 2254232), (860, 1795522), (1096, 1408895), (1370, 1127116), (1720, 897761), (2740, 563558), (5480, 281779), (5891, 262120), (6553, 235640), (11782, 131060), (13106, 117820), (23564, 65530), (26212, 58910), (29455, 52424), (32765, 47128)]