15930880

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{127}}^1$

素因数の和:164

約数の個数: 120

約数和(自身を含む): 44782848

約数和(自身を除く): 28851968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 128, 140, 160, 196, 224, 245, 254, 256, 280, 320, 392, 448, 490, 508, 512, 560, 635, 640, 784, 889, 896, 980, 1016, 1120, 1270, 1280, 1568, 1778, 1792, 1960, 2032, 2240, 2540, 2560, 3136, 3556, 3584, 3920, 4064, 4445, 4480, 5080, 6223, 6272, 7112, 7840, 8128, 8890, 8960, 10160, 12446, 12544, 14224, 15680, 16256, 17780, 17920, 20320, 24892, 25088, 28448, 31115, 31360, 32512, 35560, 40640, 49784, 56896, 62230, 62720, 65024, 71120, 81280, 99568, 113792, 124460, 125440, 142240, 162560, 199136, 227584, 248920, 284480, 325120, 398272, 455168, 497840, 568960, 796544, 995680, 1137920, 1593088, 1991360, 2275840, 3186176, 3982720, 7965440, 15930880]

約数ペア:

[(1, 15930880), (2, 7965440), (4, 3982720), (5, 3186176), (7, 2275840), (8, 1991360), (10, 1593088), (14, 1137920), (16, 995680), (20, 796544), (28, 568960), (32, 497840), (35, 455168), (40, 398272), (49, 325120), (56, 284480), (64, 248920), (70, 227584), (80, 199136), (98, 162560), (112, 142240), (127, 125440), (128, 124460), (140, 113792), (160, 99568), (196, 81280), (224, 71120), (245, 65024), (254, 62720), (256, 62230), (280, 56896), (320, 49784), (392, 40640), (448, 35560), (490, 32512), (508, 31360), (512, 31115), (560, 28448), (635, 25088), (640, 24892), (784, 20320), (889, 17920), (896, 17780), (980, 16256), (1016, 15680), (1120, 14224), (1270, 12544), (1280, 12446), (1568, 10160), (1778, 8960), (1792, 8890), (1960, 8128), (2032, 7840), (2240, 7112), (2540, 6272), (2560, 6223), (3136, 5080), (3556, 4480), (3584, 4445), (3920, 4064)]