1380330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{313}}^1$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 4188132

約数和(自身を除く): 2807802

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, 313, 315, 441, 490, 626, 630, 735, 882, 939, 1470, 1565, 1878, 2191, 2205, 2817, 3130, 4382, 4410, 4695, 5634, 6573, 9390, 10955, 13146, 14085, 15337, 19719, 21910, 28170, 30674, 32865, 39438, 46011, 65730, 76685, 92022, 98595, 138033, 153370, 197190, 230055, 276066, 460110, 690165, 1380330]

約数ペア:

[(1, 1380330), (2, 690165), (3, 460110), (5, 276066), (6, 230055), (7, 197190), (9, 153370), (10, 138033), (14, 98595), (15, 92022), (18, 76685), (21, 65730), (30, 46011), (35, 39438), (42, 32865), (45, 30674), (49, 28170), (63, 21910), (70, 19719), (90, 15337), (98, 14085), (105, 13146), (126, 10955), (147, 9390), (210, 6573), (245, 5634), (294, 4695), (313, 4410), (315, 4382), (441, 3130), (490, 2817), (626, 2205), (630, 2191), (735, 1878), (882, 1565), (939, 1470)]