68644590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{953}}^1$

素因数の和:991

約数の個数: 80

約数和(自身を含む): 192395088

約数和(自身を除く): 123750498

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 953, 1029, 1470, 1715, 1906, 2058, 2401, 2859, 3430, 4765, 4802, 5145, 5718, 6671, 7203, 9530, 10290, 12005, 13342, 14295, 14406, 20013, 24010, 28590, 33355, 36015, 40026, 46697, 66710, 72030, 93394, 100065, 140091, 200130, 233485, 280182, 326879, 466970, 653758, 700455, 980637, 1400910, 1634395, 1961274, 2288153, 3268790, 4576306, 4903185, 6864459, 9806370, 11440765, 13728918, 22881530, 34322295, 68644590]

約数ペア:

[(1, 68644590), (2, 34322295), (3, 22881530), (5, 13728918), (6, 11440765), (7, 9806370), (10, 6864459), (14, 4903185), (15, 4576306), (21, 3268790), (30, 2288153), (35, 1961274), (42, 1634395), (49, 1400910), (70, 980637), (98, 700455), (105, 653758), (147, 466970), (210, 326879), (245, 280182), (294, 233485), (343, 200130), (490, 140091), (686, 100065), (735, 93394), (953, 72030), (1029, 66710), (1470, 46697), (1715, 40026), (1906, 36015), (2058, 33355), (2401, 28590), (2859, 24010), (3430, 20013), (4765, 14406), (4802, 14295), (5145, 13342), (5718, 12005), (6671, 10290), (7203, 9530)]