138826240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 160

約数和(自身を含む): 389689344

約数和(自身を除く): 250863104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 127, 128, 140, 160, 224, 244, 254, 256, 280, 305, 320, 427, 448, 488, 508, 512, 560, 610, 635, 640, 854, 889, 896, 976, 1016, 1120, 1220, 1270, 1280, 1708, 1778, 1792, 1952, 2032, 2135, 2240, 2440, 2540, 2560, 3416, 3556, 3584, 3904, 4064, 4270, 4445, 4480, 4880, 5080, 6832, 7112, 7747, 7808, 8128, 8540, 8890, 8960, 9760, 10160, 13664, 14224, 15494, 15616, 16256, 17080, 17780, 17920, 19520, 20320, 27328, 28448, 30988, 31232, 32512, 34160, 35560, 38735, 39040, 40640, 54229, 54656, 56896, 61976, 65024, 68320, 71120, 77470, 78080, 81280, 108458, 109312, 113792, 123952, 136640, 142240, 154940, 156160, 162560, 216916, 218624, 227584, 247904, 271145, 273280, 284480, 309880, 325120, 433832, 455168, 495808, 542290, 546560, 568960, 619760, 867664, 991616, 1084580, 1093120, 1137920, 1239520, 1735328, 1983232, 2169160, 2275840, 2479040, 3470656, 3966464, 4338320, 4958080, 6941312, 8676640, 9916160, 13882624, 17353280, 19832320, 27765248, 34706560, 69413120, 138826240]

約数ペア:

[(1, 138826240), (2, 69413120), (4, 34706560), (5, 27765248), (7, 19832320), (8, 17353280), (10, 13882624), (14, 9916160), (16, 8676640), (20, 6941312), (28, 4958080), (32, 4338320), (35, 3966464), (40, 3470656), (56, 2479040), (61, 2275840), (64, 2169160), (70, 1983232), (80, 1735328), (112, 1239520), (122, 1137920), (127, 1093120), (128, 1084580), (140, 991616), (160, 867664), (224, 619760), (244, 568960), (254, 546560), (256, 542290), (280, 495808), (305, 455168), (320, 433832), (427, 325120), (448, 309880), (488, 284480), (508, 273280), (512, 271145), (560, 247904), (610, 227584), (635, 218624), (640, 216916), (854, 162560), (889, 156160), (896, 154940), (976, 142240), (1016, 136640), (1120, 123952), (1220, 113792), (1270, 109312), (1280, 108458), (1708, 81280), (1778, 78080), (1792, 77470), (1952, 71120), (2032, 68320), (2135, 65024), (2240, 61976), (2440, 56896), (2540, 54656), (2560, 54229), (3416, 40640), (3556, 39040), (3584, 38735), (3904, 35560), (4064, 34160), (4270, 32512), (4445, 31232), (4480, 30988), (4880, 28448), (5080, 27328), (6832, 20320), (7112, 19520), (7747, 17920), (7808, 17780), (8128, 17080), (8540, 16256), (8890, 15616), (8960, 15494), (9760, 14224), (10160, 13664)]