15187140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 46475520

約数和(自身を除く): 31288380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 607, 695, 834, 1214, 1251, 1390, 1668, 1821, 2085, 2428, 2502, 2780, 3035, 3642, 4170, 5004, 5463, 6070, 6255, 7284, 8340, 9105, 10926, 12140, 12510, 18210, 21852, 25020, 27315, 36420, 54630, 84373, 109260, 168746, 253119, 337492, 421865, 506238, 759357, 843730, 1012476, 1265595, 1518714, 1687460, 2531190, 3037428, 3796785, 5062380, 7593570, 15187140]

約数ペア:

[(1, 15187140), (2, 7593570), (3, 5062380), (4, 3796785), (5, 3037428), (6, 2531190), (9, 1687460), (10, 1518714), (12, 1265595), (15, 1012476), (18, 843730), (20, 759357), (30, 506238), (36, 421865), (45, 337492), (60, 253119), (90, 168746), (139, 109260), (180, 84373), (278, 54630), (417, 36420), (556, 27315), (607, 25020), (695, 21852), (834, 18210), (1214, 12510), (1251, 12140), (1390, 10926), (1668, 9105), (1821, 8340), (2085, 7284), (2428, 6255), (2502, 6070), (2780, 5463), (3035, 5004), (3642, 4170)]