71443470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 205286400

約数和(自身を除く): 133842930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 53, 70, 98, 105, 106, 131, 147, 159, 210, 245, 262, 265, 294, 318, 343, 371, 393, 490, 530, 655, 686, 735, 742, 786, 795, 917, 1029, 1113, 1310, 1470, 1590, 1715, 1834, 1855, 1965, 2058, 2226, 2597, 2751, 3430, 3710, 3930, 4585, 5145, 5194, 5502, 5565, 6419, 6943, 7791, 9170, 10290, 11130, 12838, 12985, 13755, 13886, 15582, 18179, 19257, 20829, 25970, 27510, 32095, 34715, 36358, 38514, 38955, 41658, 44933, 48601, 54537, 64190, 69430, 77910, 89866, 90895, 96285, 97202, 104145, 109074, 134799, 145803, 181790, 192570, 208290, 224665, 243005, 269598, 272685, 291606, 340207, 449330, 486010, 545370, 673995, 680414, 729015, 1020621, 1347990, 1458030, 1701035, 2041242, 2381449, 3402070, 4762898, 5103105, 7144347, 10206210, 11907245, 14288694, 23814490, 35721735, 71443470]

約数ペア:

[(1, 71443470), (2, 35721735), (3, 23814490), (5, 14288694), (6, 11907245), (7, 10206210), (10, 7144347), (14, 5103105), (15, 4762898), (21, 3402070), (30, 2381449), (35, 2041242), (42, 1701035), (49, 1458030), (53, 1347990), (70, 1020621), (98, 729015), (105, 680414), (106, 673995), (131, 545370), (147, 486010), (159, 449330), (210, 340207), (245, 291606), (262, 272685), (265, 269598), (294, 243005), (318, 224665), (343, 208290), (371, 192570), (393, 181790), (490, 145803), (530, 134799), (655, 109074), (686, 104145), (735, 97202), (742, 96285), (786, 90895), (795, 89866), (917, 77910), (1029, 69430), (1113, 64190), (1310, 54537), (1470, 48601), (1590, 44933), (1715, 41658), (1834, 38955), (1855, 38514), (1965, 36358), (2058, 34715), (2226, 32095), (2597, 27510), (2751, 25970), (3430, 20829), (3710, 19257), (3930, 18179), (4585, 15582), (5145, 13886), (5194, 13755), (5502, 12985), (5565, 12838), (6419, 11130), (6943, 10290), (7791, 9170)]