204910160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4021}}^1$

素因数の和:4061

約数の個数: 120

約数和(自身を含む): 596977416

約数和(自身を除く): 392067256

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4021, 5096, 6370, 7280, 8042, 10192, 12740, 16084, 20105, 25480, 28147, 32168, 40210, 50960, 52273, 56294, 64336, 80420, 104546, 112588, 140735, 160840, 197029, 209092, 225176, 261365, 281470, 321680, 365911, 394058, 418184, 450352, 522730, 562940, 731822, 788116, 836368, 985145, 1045460, 1125880, 1463644, 1576232, 1829555, 1970290, 2090920, 2251760, 2561377, 2927288, 3152464, 3659110, 3940580, 4181840, 5122754, 5854576, 7318220, 7881160, 10245508, 12806885, 14636440, 15762320, 20491016, 25613770, 29272880, 40982032, 51227540, 102455080, 204910160]

約数ペア:

[(1, 204910160), (2, 102455080), (4, 51227540), (5, 40982032), (7, 29272880), (8, 25613770), (10, 20491016), (13, 15762320), (14, 14636440), (16, 12806885), (20, 10245508), (26, 7881160), (28, 7318220), (35, 5854576), (40, 5122754), (49, 4181840), (52, 3940580), (56, 3659110), (65, 3152464), (70, 2927288), (80, 2561377), (91, 2251760), (98, 2090920), (104, 1970290), (112, 1829555), (130, 1576232), (140, 1463644), (182, 1125880), (196, 1045460), (208, 985145), (245, 836368), (260, 788116), (280, 731822), (364, 562940), (392, 522730), (455, 450352), (490, 418184), (520, 394058), (560, 365911), (637, 321680), (728, 281470), (784, 261365), (910, 225176), (980, 209092), (1040, 197029), (1274, 160840), (1456, 140735), (1820, 112588), (1960, 104546), (2548, 80420), (3185, 64336), (3640, 56294), (3920, 52273), (4021, 50960), (5096, 40210), (6370, 32168), (7280, 28147), (8042, 25480), (10192, 20105), (12740, 16084)]