15390420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1433}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 43364160

約数和(自身を除く): 27973740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1433, 1790, 2148, 2685, 2866, 3580, 4299, 5370, 5732, 7165, 8598, 10740, 14330, 17196, 21495, 28660, 42990, 85980, 256507, 513014, 769521, 1026028, 1282535, 1539042, 2565070, 3078084, 3847605, 5130140, 7695210, 15390420]

約数ペア:

[(1, 15390420), (2, 7695210), (3, 5130140), (4, 3847605), (5, 3078084), (6, 2565070), (10, 1539042), (12, 1282535), (15, 1026028), (20, 769521), (30, 513014), (60, 256507), (179, 85980), (358, 42990), (537, 28660), (716, 21495), (895, 17196), (1074, 14330), (1433, 10740), (1790, 8598), (2148, 7165), (2685, 5732), (2866, 5370), (3580, 4299)]