248193960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15551}}^1$

素因数の和:15591

約数の個数: 128

約数和(自身を含む): 895795200

約数和(自身を除く): 647601240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15551, 15960, 31102, 46653, 62204, 77755, 93306, 108857, 124408, 155510, 186612, 217714, 233265, 295469, 311020, 326571, 373224, 435428, 466530, 544285, 590938, 622040, 653142, 870856, 886407, 933060, 1088570, 1181876, 1306284, 1477345, 1632855, 1772814, 1866120, 2068283, 2177140, 2363752, 2612568, 2954690, 3265710, 3545628, 4136566, 4354280, 4432035, 5909380, 6204849, 6531420, 7091256, 8273132, 8864070, 10341415, 11818760, 12409698, 13062840, 16546264, 17728140, 20682830, 24819396, 31024245, 35456280, 41365660, 49638792, 62048490, 82731320, 124096980, 248193960]

約数ペア:

[(1, 248193960), (2, 124096980), (3, 82731320), (4, 62048490), (5, 49638792), (6, 41365660), (7, 35456280), (8, 31024245), (10, 24819396), (12, 20682830), (14, 17728140), (15, 16546264), (19, 13062840), (20, 12409698), (21, 11818760), (24, 10341415), (28, 8864070), (30, 8273132), (35, 7091256), (38, 6531420), (40, 6204849), (42, 5909380), (56, 4432035), (57, 4354280), (60, 4136566), (70, 3545628), (76, 3265710), (84, 2954690), (95, 2612568), (105, 2363752), (114, 2177140), (120, 2068283), (133, 1866120), (140, 1772814), (152, 1632855), (168, 1477345), (190, 1306284), (210, 1181876), (228, 1088570), (266, 933060), (280, 886407), (285, 870856), (380, 653142), (399, 622040), (420, 590938), (456, 544285), (532, 466530), (570, 435428), (665, 373224), (760, 326571), (798, 311020), (840, 295469), (1064, 233265), (1140, 217714), (1330, 186612), (1596, 155510), (1995, 124408), (2280, 108857), (2660, 93306), (3192, 77755), (3990, 62204), (5320, 46653), (7980, 31102), (15551, 15960)]