15923128920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1\times {\mathrm{2137}}^1$

素因数の和:4185

約数の個数: 128

約数和(自身を含む): 49358039040

約数和(自身を除く): 33434910120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 2003, 2137, 3720, 4006, 4274, 6009, 6411, 8012, 8548, 10015, 10685, 12018, 12822, 16024, 17096, 20030, 21370, 24036, 25644, 30045, 32055, 40060, 42740, 48072, 51288, 60090, 62093, 64110, 66247, 80120, 85480, 120180, 124186, 128220, 132494, 186279, 198741, 240360, 248372, 256440, 264988, 310465, 331235, 372558, 397482, 496744, 529976, 620930, 662470, 745116, 794964, 931395, 993705, 1241860, 1324940, 1490232, 1589928, 1862790, 1987410, 2483720, 2649880, 3725580, 3974820, 4280411, 7451160, 7949640, 8560822, 12841233, 17121644, 21402055, 25682466, 34243288, 42804110, 51364932, 64206165, 85608220, 102729864, 128412330, 132692741, 171216440, 256824660, 265385482, 398078223, 513649320, 530770964, 663463705, 796156446, 1061541928, 1326927410, 1592312892, 1990391115, 2653854820, 3184625784, 3980782230, 5307709640, 7961564460, 15923128920]

約数ペア:

[(1, 15923128920), (2, 7961564460), (3, 5307709640), (4, 3980782230), (5, 3184625784), (6, 2653854820), (8, 1990391115), (10, 1592312892), (12, 1326927410), (15, 1061541928), (20, 796156446), (24, 663463705), (30, 530770964), (31, 513649320), (40, 398078223), (60, 265385482), (62, 256824660), (93, 171216440), (120, 132692741), (124, 128412330), (155, 102729864), (186, 85608220), (248, 64206165), (310, 51364932), (372, 42804110), (465, 34243288), (620, 25682466), (744, 21402055), (930, 17121644), (1240, 12841233), (1860, 8560822), (2003, 7949640), (2137, 7451160), (3720, 4280411), (4006, 3974820), (4274, 3725580), (6009, 2649880), (6411, 2483720), (8012, 1987410), (8548, 1862790), (10015, 1589928), (10685, 1490232), (12018, 1324940), (12822, 1241860), (16024, 993705), (17096, 931395), (20030, 794964), (21370, 745116), (24036, 662470), (25644, 620930), (30045, 529976), (32055, 496744), (40060, 397482), (42740, 372558), (48072, 331235), (51288, 310465), (60090, 264988), (62093, 256440), (64110, 248372), (66247, 240360), (80120, 198741), (85480, 186279), (120180, 132494), (124186, 128220)]