1539090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{349}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 4668300

約数和(自身を除く): 3129210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 349, 441, 490, 630, 698, 735, 882, 1047, 1470, 1745, 2094, 2205, 2443, 3141, 3490, 4410, 4886, 5235, 6282, 7329, 10470, 12215, 14658, 15705, 17101, 21987, 24430, 31410, 34202, 36645, 43974, 51303, 73290, 85505, 102606, 109935, 153909, 171010, 219870, 256515, 307818, 513030, 769545, 1539090]

約数ペア:

[(1, 1539090), (2, 769545), (3, 513030), (5, 307818), (6, 256515), (7, 219870), (9, 171010), (10, 153909), (14, 109935), (15, 102606), (18, 85505), (21, 73290), (30, 51303), (35, 43974), (42, 36645), (45, 34202), (49, 31410), (63, 24430), (70, 21987), (90, 17101), (98, 15705), (105, 14658), (126, 12215), (147, 10470), (210, 7329), (245, 6282), (294, 5235), (315, 4886), (349, 4410), (441, 3490), (490, 3141), (630, 2443), (698, 2205), (735, 2094), (882, 1745), (1047, 1470)]