81956910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:590

約数の個数: 96

約数和(自身を含む): 231137280

約数和(自身を除く): 149180370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 127, 147, 210, 245, 254, 294, 381, 439, 490, 635, 735, 762, 878, 889, 1270, 1317, 1470, 1778, 1905, 2195, 2634, 2667, 3073, 3810, 4390, 4445, 5334, 6146, 6223, 6585, 8890, 9219, 12446, 13170, 13335, 15365, 18438, 18669, 21511, 26670, 30730, 31115, 37338, 43022, 46095, 55753, 62230, 64533, 92190, 93345, 107555, 111506, 129066, 167259, 186690, 215110, 278765, 322665, 334518, 390271, 557530, 645330, 780542, 836295, 1170813, 1672590, 1951355, 2341626, 2731897, 3902710, 5463794, 5854065, 8195691, 11708130, 13659485, 16391382, 27318970, 40978455, 81956910]

約数ペア:

[(1, 81956910), (2, 40978455), (3, 27318970), (5, 16391382), (6, 13659485), (7, 11708130), (10, 8195691), (14, 5854065), (15, 5463794), (21, 3902710), (30, 2731897), (35, 2341626), (42, 1951355), (49, 1672590), (70, 1170813), (98, 836295), (105, 780542), (127, 645330), (147, 557530), (210, 390271), (245, 334518), (254, 322665), (294, 278765), (381, 215110), (439, 186690), (490, 167259), (635, 129066), (735, 111506), (762, 107555), (878, 93345), (889, 92190), (1270, 64533), (1317, 62230), (1470, 55753), (1778, 46095), (1905, 43022), (2195, 37338), (2634, 31115), (2667, 30730), (3073, 26670), (3810, 21511), (4390, 18669), (4445, 18438), (5334, 15365), (6146, 13335), (6223, 13170), (6585, 12446), (8890, 9219)]