138835980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 440294400

約数和(自身を除く): 301458420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 139, 155, 179, 180, 186, 278, 279, 310, 358, 372, 417, 465, 537, 556, 558, 620, 695, 716, 834, 895, 930, 1074, 1116, 1251, 1390, 1395, 1611, 1668, 1790, 1860, 2085, 2148, 2502, 2685, 2780, 2790, 3222, 3580, 4170, 4309, 5004, 5370, 5549, 5580, 6255, 6444, 8055, 8340, 8618, 10740, 11098, 12510, 12927, 16110, 16647, 17236, 21545, 22196, 24881, 25020, 25854, 27745, 32220, 33294, 38781, 43090, 49762, 49941, 51708, 55490, 64635, 66588, 74643, 77562, 83235, 86180, 99524, 99882, 110980, 124405, 129270, 149286, 155124, 166470, 193905, 199764, 223929, 248810, 249705, 258540, 298572, 332940, 373215, 387810, 447858, 497620, 499410, 746430, 771311, 775620, 895716, 998820, 1119645, 1492860, 1542622, 2239290, 2313933, 3085244, 3856555, 4478580, 4627866, 6941799, 7713110, 9255732, 11569665, 13883598, 15426220, 23139330, 27767196, 34708995, 46278660, 69417990, 138835980]

約数ペア:

[(1, 138835980), (2, 69417990), (3, 46278660), (4, 34708995), (5, 27767196), (6, 23139330), (9, 15426220), (10, 13883598), (12, 11569665), (15, 9255732), (18, 7713110), (20, 6941799), (30, 4627866), (31, 4478580), (36, 3856555), (45, 3085244), (60, 2313933), (62, 2239290), (90, 1542622), (93, 1492860), (124, 1119645), (139, 998820), (155, 895716), (179, 775620), (180, 771311), (186, 746430), (278, 499410), (279, 497620), (310, 447858), (358, 387810), (372, 373215), (417, 332940), (465, 298572), (537, 258540), (556, 249705), (558, 248810), (620, 223929), (695, 199764), (716, 193905), (834, 166470), (895, 155124), (930, 149286), (1074, 129270), (1116, 124405), (1251, 110980), (1390, 99882), (1395, 99524), (1611, 86180), (1668, 83235), (1790, 77562), (1860, 74643), (2085, 66588), (2148, 64635), (2502, 55490), (2685, 51708), (2780, 49941), (2790, 49762), (3222, 43090), (3580, 38781), (4170, 33294), (4309, 32220), (5004, 27745), (5370, 25854), (5549, 25020), (5580, 24881), (6255, 22196), (6444, 21545), (8055, 17236), (8340, 16647), (8618, 16110), (10740, 12927), (11098, 12510)]