30663640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1129}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 79732800

約数和(自身を除く): 49069160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1129, 1358, 1940, 2258, 2716, 3395, 3880, 4516, 5432, 5645, 6790, 7903, 9032, 11290, 13580, 15806, 22580, 27160, 31612, 39515, 45160, 63224, 79030, 109513, 158060, 219026, 316120, 438052, 547565, 766591, 876104, 1095130, 1533182, 2190260, 3066364, 3832955, 4380520, 6132728, 7665910, 15331820, 30663640]

約数ペア:

[(1, 30663640), (2, 15331820), (4, 7665910), (5, 6132728), (7, 4380520), (8, 3832955), (10, 3066364), (14, 2190260), (20, 1533182), (28, 1095130), (35, 876104), (40, 766591), (56, 547565), (70, 438052), (97, 316120), (140, 219026), (194, 158060), (280, 109513), (388, 79030), (485, 63224), (679, 45160), (776, 39515), (970, 31612), (1129, 27160), (1358, 22580), (1940, 15806), (2258, 13580), (2716, 11290), (3395, 9032), (3880, 7903), (4516, 6790), (5432, 5645)]