1520289918

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 3994583040

約数和(自身を除く): 2474293122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 83, 94, 126, 141, 166, 189, 249, 282, 329, 378, 423, 498, 581, 658, 747, 846, 987, 1031, 1162, 1269, 1494, 1743, 1974, 2062, 2241, 2538, 2961, 3093, 3486, 3901, 4482, 5229, 5922, 6186, 7217, 7802, 8883, 9279, 10458, 11703, 14434, 15687, 17766, 18558, 21651, 23406, 27307, 27837, 31374, 35109, 43302, 48457, 54614, 55674, 64953, 70218, 81921, 85573, 96914, 105327, 129906, 145371, 163842, 171146, 194859, 210654, 245763, 256719, 290742, 339199, 389718, 436113, 491526, 513438, 599011, 678398, 737289, 770157, 872226, 1017597, 1198022, 1308339, 1474578, 1540314, 1797033, 2035194, 2310471, 2616678, 3052791, 3594066, 4021931, 4620942, 5391099, 6105582, 8043862, 9158373, 10782198, 12065793, 16173297, 18316746, 24131586, 28153517, 32346594, 36197379, 56307034, 72394758, 84460551, 108592137, 168921102, 217184274, 253381653, 506763306, 760144959, 1520289918]

約数ペア:

[(1, 1520289918), (2, 760144959), (3, 506763306), (6, 253381653), (7, 217184274), (9, 168921102), (14, 108592137), (18, 84460551), (21, 72394758), (27, 56307034), (42, 36197379), (47, 32346594), (54, 28153517), (63, 24131586), (83, 18316746), (94, 16173297), (126, 12065793), (141, 10782198), (166, 9158373), (189, 8043862), (249, 6105582), (282, 5391099), (329, 4620942), (378, 4021931), (423, 3594066), (498, 3052791), (581, 2616678), (658, 2310471), (747, 2035194), (846, 1797033), (987, 1540314), (1031, 1474578), (1162, 1308339), (1269, 1198022), (1494, 1017597), (1743, 872226), (1974, 770157), (2062, 737289), (2241, 678398), (2538, 599011), (2961, 513438), (3093, 491526), (3486, 436113), (3901, 389718), (4482, 339199), (5229, 290742), (5922, 256719), (6186, 245763), (7217, 210654), (7802, 194859), (8883, 171146), (9279, 163842), (10458, 145371), (11703, 129906), (14434, 105327), (15687, 96914), (17766, 85573), (18558, 81921), (21651, 70218), (23406, 64953), (27307, 55674), (27837, 54614), (31374, 48457), (35109, 43302)]