15502920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 50077440

約数和(自身を除く): 34574520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 137, 138, 164, 184, 205, 230, 246, 274, 276, 328, 345, 410, 411, 460, 492, 548, 552, 615, 685, 690, 820, 822, 920, 943, 984, 1096, 1230, 1370, 1380, 1640, 1644, 1886, 2055, 2460, 2740, 2760, 2829, 3151, 3288, 3772, 4110, 4715, 4920, 5480, 5617, 5658, 6302, 7544, 8220, 9430, 9453, 11234, 11316, 12604, 14145, 15755, 16440, 16851, 18860, 18906, 22468, 22632, 25208, 28085, 28290, 31510, 33702, 37720, 37812, 44936, 47265, 56170, 56580, 63020, 67404, 75624, 84255, 94530, 112340, 113160, 126040, 129191, 134808, 168510, 189060, 224680, 258382, 337020, 378120, 387573, 516764, 645955, 674040, 775146, 1033528, 1291910, 1550292, 1937865, 2583820, 3100584, 3875730, 5167640, 7751460, 15502920]

約数ペア:

[(1, 15502920), (2, 7751460), (3, 5167640), (4, 3875730), (5, 3100584), (6, 2583820), (8, 1937865), (10, 1550292), (12, 1291910), (15, 1033528), (20, 775146), (23, 674040), (24, 645955), (30, 516764), (40, 387573), (41, 378120), (46, 337020), (60, 258382), (69, 224680), (82, 189060), (92, 168510), (115, 134808), (120, 129191), (123, 126040), (137, 113160), (138, 112340), (164, 94530), (184, 84255), (205, 75624), (230, 67404), (246, 63020), (274, 56580), (276, 56170), (328, 47265), (345, 44936), (410, 37812), (411, 37720), (460, 33702), (492, 31510), (548, 28290), (552, 28085), (615, 25208), (685, 22632), (690, 22468), (820, 18906), (822, 18860), (920, 16851), (943, 16440), (984, 15755), (1096, 14145), (1230, 12604), (1370, 11316), (1380, 11234), (1640, 9453), (1644, 9430), (1886, 8220), (2055, 7544), (2460, 6302), (2740, 5658), (2760, 5617), (2829, 5480), (3151, 4920), (3288, 4715), (3772, 4110)]