30101680

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{1097}}^1$

素因数の和:1131

約数の個数: 80

約数和(自身を含む): 81691200

約数和(自身を除く): 51589520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1097, 1372, 1715, 1960, 2194, 2744, 3430, 3920, 4388, 5485, 5488, 6860, 7679, 8776, 10970, 13720, 15358, 17552, 21940, 27440, 30716, 38395, 43880, 53753, 61432, 76790, 87760, 107506, 122864, 153580, 215012, 268765, 307160, 376271, 430024, 537530, 614320, 752542, 860048, 1075060, 1505084, 1881355, 2150120, 3010168, 3762710, 4300240, 6020336, 7525420, 15050840, 30101680]

約数ペア:

[(1, 30101680), (2, 15050840), (4, 7525420), (5, 6020336), (7, 4300240), (8, 3762710), (10, 3010168), (14, 2150120), (16, 1881355), (20, 1505084), (28, 1075060), (35, 860048), (40, 752542), (49, 614320), (56, 537530), (70, 430024), (80, 376271), (98, 307160), (112, 268765), (140, 215012), (196, 153580), (245, 122864), (280, 107506), (343, 87760), (392, 76790), (490, 61432), (560, 53753), (686, 43880), (784, 38395), (980, 30716), (1097, 27440), (1372, 21940), (1715, 17552), (1960, 15358), (2194, 13720), (2744, 10970), (3430, 8776), (3920, 7679), (4388, 6860), (5485, 5488)]