138085380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5519}}^1$

素因数の和:5673

約数の個数: 72

約数和(自身を含む): 421948800

約数和(自身を除く): 283863420

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, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 5519, 6255, 8340, 11038, 12510, 16557, 22076, 25020, 27595, 33114, 49671, 55190, 66228, 82785, 99342, 110380, 165570, 198684, 248355, 331140, 496710, 767141, 993420, 1534282, 2301423, 3068564, 3835705, 4602846, 6904269, 7671410, 9205692, 11507115, 13808538, 15342820, 23014230, 27617076, 34521345, 46028460, 69042690, 138085380]

約数ペア:

[(1, 138085380), (2, 69042690), (3, 46028460), (4, 34521345), (5, 27617076), (6, 23014230), (9, 15342820), (10, 13808538), (12, 11507115), (15, 9205692), (18, 7671410), (20, 6904269), (30, 4602846), (36, 3835705), (45, 3068564), (60, 2301423), (90, 1534282), (139, 993420), (180, 767141), (278, 496710), (417, 331140), (556, 248355), (695, 198684), (834, 165570), (1251, 110380), (1390, 99342), (1668, 82785), (2085, 66228), (2502, 55190), (2780, 49671), (4170, 33114), (5004, 27595), (5519, 25020), (6255, 22076), (8340, 16557), (11038, 12510)]